Answer: Independent of wavelength. 60. A final technical question we will make a note of, one that could arise during an interview, is a postulation regarding the mechanics of hydraulics. 24. Indeed, a mechanical engineer’s objective is to create and design power-producing machines. Answer: These characteristics affect SI engines in cold starting, icing of carburettor and dilution in crankcase respectively. Answer: When the shear stress is direcly proportional to velocity gradient. What is gear ratio? mechanical engineering interview it''s very useful for me thank you!! Depending on the company, the recruiters can ask about any subject they wish to. What is equivalent evaporation in a boiler plant ? This is another popular technical question to give your interviewer may ask to get a better understanding of your knowledge of the field. ashishanshu762@gmail.com. Answer: They balance each other. 61. 85. Answer: It is the amount of water that would be evaporated from water at 100°C to steam at 100°C by the same amount of heat which was actually absorbed by water and steam under operating conditions. 33. A Carnot cycle is to be designed to attain efficiency of 0.75. Near the surface of solid, there is laminar flow which changes to buffer zone and finally turbulent region. If pinch point is lower, total heat recovered in HRSG in higher and steam generation is also high. What do you understand by the term coagulation ? What is factor of evaporation ? Answer: It is the rate at which radiation leaves a surface. Answer: hotter. How did you get along with your last supervisor? Although, of course, your objective in responding to this question should be honest, it should be a reply that makes you stand out from the crowd of applicants. 5. but write some engine related question. 68. 3. Answer: Evaporative Cooling. Landing a job in a core company is a dream for almost every mechanical engineer. 87. What happens to two equal and opposite coplanar couples ? Download this awesome ebook comprising of 200 repeatedly asked mechanical engineering interview questions and answers for students and job-seekers. Answer: It will be maximum when vehicle speed approaches the relative velocity of gases at nozzle exit. 72. 21. Answer: Speed. 36. You will be trained once you will be recruited. This is an important question to ask any candidate, whether they’re an aspiring mechanical engineer freshly out of school or one who is already well established. Answer: For critical condition, the reaction should continue at a steady rate which is possible when rate of production of neutrons is same as the combined rate of absorption of neutrons and the rate of leakage of neutrons. 56. Its optimum value is 8-10°C. 89. Answer: Excess air is required to ensure adequate mixing of fuel and air, avoid smoke, minimize slagging in coal burning, and to ensure maximum steam output. A body is dropped from a certain height. 64. What is the latent heat of evaporation at critical point ? Further improvement is possible by heating make up water/condensate in HRSG, generating low pressure saturated steam or dearation steam in HRSG using a low pressure evaporator, preheating the make up water in a heat exchanger before it enters deaerator, and circulate more water than necessary through the economiser and recirculate excess to the deaerator. 11. Consequently, interview questions such as these aim to separate quality workers from those that will not take their position as seriously as they should. In general how the boundary layer and local film coefficient of heat transfer are related ? Answer: V2O5 supported by titanium or a mixture of titanium and silica is generally used as catalyst. 7. Card payments collected by DeltaQuest Media, company no. What are improved low NOx combustors ? Required fields are marked *. However, working as a mechanical engineer means that you can’t afford to let your mind wander from the tasks at hand; indeed, the design of power-producing machines requires the utmost attention to detail. Answer: Rotation of turbine rotor is caused by centrifugal force created due to change of direction of fast flowing jet of steam. When answering a supposition such as this, you have the opportunity to discuss the methods in which you self-motivate, encourage those on your team and think innovatively about the tasks that you are completing. 100. Does the area on PV diagram for a process represent work for both reversible and non-reversible process ? In which season the process of humidification and in which season dehumidifi-cation is used in air-conditioning ? Answer: When the emissivity of material does not change with temperature, it is called gray body. MECHANICAL ENGINEERING Interview Questions PDF. How would you explain complex designs to non-engineers? ©2020 DeltaQuest Media. Community Answers "It was good and I have learned so many things in his supervision." ? 58. 76. What is the nature of curve in case of transfer of heat by conduction through a cylindrical wall and through a spherical wall ? engines ? What can be said about thermal efficiencies of these two ? 99. When interviewing in the tech industry, expect to be asked questions about your training and certifications, as well as behavioral questions, situational questions, questions about your knowledge of tech tools and design, and questions about your work habits and processes. 52. Out of constant volume and constant pressure line, which line on T-S diagram has higher slope ? Answer: Condensing pressure of R22 at any given temperature is higher than that of R12. 45. high temperature reservoir is 727°C, then low temperature reservoir will have to be maintained at______°C ? Answer: As pressure is increased, the dryness fraction of steam lowers on isentropic expansion. By making yourself aware of how to respond to questions such as these, you are preparing to portray yourself as knowledgeable, professionally assertive and reliable enough to take on any task that the firm may have for you. Answer: Zero. Home » MECHANICAL ENGINEERING Interview Questions PDF » 300+ TOP MECHANICAL ENGINEERING Interview Questions PDF. What kind of nuclear fuel is used in Narora, Kalapakkam and Rana Pratap Sagar nuclear plants ? Why a refrigeration compressor designed to operate with R22 refrigerant can’t be operated with R12 ? 1. The list of subject-related interview questions for fresher mechanical engineers can be vast. 1. Answer: Diesel engine power plant. (i) Lower the gas turbine inlet temperature, lower the heat rate. CareerAddict is a registered trademark of DeltaQuest Media. Which cycle is used in vapour compression and gas cycle refrigerantion system ? Answer: Velocity, kinetic energy and momentum. 14. Variable guide vanes are used to control the fuel-air mixture. What catalyst is used in SCR process for control of NOx in gas turbines ? Put most simply, hydraulic systems utilise pressurised fluids to power an engine, exerting force against a piston on the alternate side of a container. 4. Interview,Mechanical Interview Questions,Interview question and answers,Interview questions,Interview preparation,Interview puzzles ... Technical Interview Questions. Karna Lad 12-9-2019 10:39 PM Mechanical REALLY HELPFUL chetia 07-26-2017 05:35 AM mechanical engineering aptitude questions and answers give me some important test questions asked in aptitude exam vivek mangaluru 07-13-2017 12:07 PM Materials which absorb neutrons and produce fissionable material are called ? Let us know your thoughts in the comments section below! 31. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. Answer: Emissivity of a body is the ratio of the emitted radiant energy flux density to the emitted radiant energy flux density of a blackbody at the same temperature. What for water/steam is injected in combustion zones of a gas turbine ? Ultimately, reviewal of these interview tips is critical for anyone looking to pursue a career as a mechanical engineer. Instead, it can only be transferred or changed between forms. 38. Approach point is the temperature difference between the temperature of steam corre¬sponding to drum operating pressure and water temperature leaving the economiser. In fully turbulent it may extend 5-10% of radius only whereas in transition flow, boundary layer may be from 50-60% of radius of pipe. Answer: Leakage of Freon-12 can’t attain total concentration but it has all desirable characteristics as good refrigerant. —Increased fuel consumption 86. Your new employer is going to invest a lot of time … Answer: In laminar flow, boundary layer extends right from surface upto centre. How is dryness fraction of steam measured ? A test specimen is stressed slightly beyond the yield point and then unloaded. —Short life of major turbine components. Why steam is in open space and water inside tube in condensers used in power plants ? Measure to minimise formation of NOx inhibit complete combustion and this results in formation of CO and voltatile organic compound (VOCs). How you define the emissivity of a body ? Prepare for your Mechanical Engineering Technician Job Interview with our 17 interview questions. Answer: Water/steam injection is not allowed beyond 5% of compressor flow to avoid flame out in combustion and to minimise operating cost and impact on inspection intervals. Though only a sample of the personal and technical enquiries an interviewer might pose to you, they are some of the most popular interview questions you may be asked. Answer: In general, the thinner the boundary layer, higher the value of local heat transfer film coefficient. Answer: Pyrometer measures temperature by radiation principle. And, to land your dream job offer you need to stand out from the rest of the crowd and make the best impression. What is the effect of water injection and steam injection in gas turbine of heat rate and power output ? What is boundary layer thickness in turbulent boundary layer ? A circular bar subjected to tension is designed for a particular safety factor. (iv) Lower the exhaust temperature, lower the heat rate. Drawback is larger cross-section area for same capacity and its unsuitability for high pressure ratios. What do you understand by forced convection ? 4. Answer: Constant volume. As pressure of steam is increased, why reheating is necessary? What are the advantages and drawbacks of centrifugal compressor and axial flow compressors in gas turbines? At what pressure and temperature the density of water and steam is same ? Do not worry if you tell other than the subject of company. What is the difference between pyrometer, pyranometer and pyrheliometer. At the same time, keep your tale brief, not exceeding two minutes. Answer: While work can be completely con¬verted to heat, heat can’t be converted fully to work. Answer: In isentropic process, heat transfer takes place and in throttling process, enthalpy before and after the process is same. 84. Answer: Wilson line represents saturation line on the Mollier diagram. What is the name given to useful part of available energy which is available for conversion to useful work ? (iii) Higher the turbine firing temperature, lower the heat rate. What was your very first design?’ By asking interviewees to provide a verbal sample of their early … Which refrigerant is used for ice plant and transport refrigeration ? Answer: NO* in gas turbines is controlled by (a) injecting water/steam into combustor, (6) using selective catalytic redaction (SCR) and non-catalytic reduction system (NRS), and (c) better combustor design. 37. We often come across use of jet pumps in process industry ? 17. 30. Following the typical opening interview questions, candidates can expect to be met with questions that delve deeper into their history and interest in mechanical engineering. What are these ? 95. —short length due to high pressure ratio attained in a single stage. Make sure you have prepared for most of the common topics. However it increases gas turbine heat rate because of the additional heat consumption required to vaporise the water. 59. In one design combustion chamber is designed into a series of small, lean premixed chambers. Answer: Excess air is required to ensure adequate mixing of fuel and air, avoid smoke, minimize slagging in coal burning, and to ensure maximum steam output. 51. 28. However, it is suggested that you should focus more on basic as well as advanced technical interview questions for mechanical engineer interview. Understandably, shallow and lacklustre responses such as ‘because it pays well’ or ‘because I need a job’ won’t get you hired. The list of technical mechanical engineering interview questions for freshers can run into thousands! )In many cases you will be the only person they interview for the job, or you will compete with two or three other people for the position (which is nothing compared to managerial position… For a given set of operating pressure limits of a Rankine cycle, for which cycle the efficiency will be highest ? There are a variety of answers you may receive. Answer: Rateau and Curtis respectively. Answer: Ambient conditions, inlet/exhaust pressure losses, fuels, and water/steam injection flow rates’influence the performance of gas turbines. Answer: When there is relative motion between them. 10. What is the difference between fuel NOx and thermal NOx ? Answer: It refers to amount of unevaporated moisture in steam. What is gray body ? Software engineering requires specialized knowledge and skills. 12. One thought on “ Some Technical Aptitude and Interview questions for Mech. Answer: Sulphur in coal gives rise to number of ecological problems ranging from acid mine drainage to ash waste problems and air pollution due to SO2 emission. What will be the coefficient of performance of this system ? 49. Answer: Exergy. Tell me about your ability to work under pressure? address: The Black Church, St. Mary’s Place, Dublin 7, Ireland. Why alcohol can’t be used in diesel engine ? Answer: 4 stroke CI engine has highest brake thermal efficiency followed by 4 stroke SI engine and the 2 stroke SI has lowest brake thermal efficiency. What is your favourite subject in Mechanical engineering? Answer: Fast breeder reactor. 16. What is the process which produces fissionable material from a fertile material ? Answer: T2/TX. Answer: It will increase. Oxides of Ti and Mo are often incorporated as moderators. Recruiters may ask questions on any topics. It enables vaporised NH to react with NO* in exhaust gas to form N2 and H20. It’s also important to mention that, going forward, you learned to be more aware, more conscientious, and so forth. 35. RCM is defined by the technical standard SAE JA1011, as ‘‘an engineering framework that enables the definition of a complete maintenance regime. 67. Lower is approach temperature, higher is steam production in economiser due to flashing which needs to be avoided for long life of tubes. Answer: He should incline the rope with horizontal at angle of friction between floor and block. The product of efficiency of heat engine and COP of refrigeration cycle will be ? A steam pipe is to be insulated by two different insulating materials of same thickness. Sachin is a B-TECH graduate in Mechanical Engineering from a reputed Engineering college. 81. This process can achieve in excess of 90% NOx reduction. —more reliable in operation under all operating condition. 50. Should this question be posed during an interview, the answer to give is quite simple. Answer: 10, 12.5 and 16 respectively. 2. 57. What is meant by balanced draft in boiler ? What would be the order of boundary layer in pipe flow (i) laminar (ii) transition, and (iii) fully turbulent ? Answer: – 2°C. Indeed, it is a prime opportunity to set yourself ahead of your competition. MECHANICAL ENGINEERING Interview Questions PDF :-1. Answer: Centrifugal compressors have following advantages : Answer: Brayton cycle, and Bell-Coleman cycle. 92. 26. Answer: It lowers the flame and gas temperatures. We suggest you to also read this article on frequently asked technical interview questions on manufacturing. Experience level. To get a little bit more technical, Mechanical Engineering is the discipline involved with the application of engineering mechanics and principles to design, analyze, build and maintain mechanical … 16 SpaceX Mechanical Engineer interview questions and 14 interview reviews. 70. —Good efficiency over a wide range of operation. Emphasise that you still wish to be working in the field of engineering, even at the firm in which you are applying to, but add in these key elements: As with many different jobs, the repetition of basic daily tasks can become monotonous and, as a result, boring. A heat engine and a refrigeration cycle operate between two temperature limits T1 and T2(T1 > T2). 20. 98. It is a branch of engineering that is related to industrial application of mechanics … What gets you excited to come into work every day? What was the first thing you ever designed? Technical Interview Evaluation Form: Excel; How the Form Works: Technical Interview Evaluation Form. Water/steam injection in gas turbines increases power output. How the characteristics of fuel like front end volatility, mid-range volatility and tail end volatility affect S.I. Answer: Water injection results in higher mass flow rate through turbine section and as rich electrical output is increased. To answer this question, you can provide a literal example of the first project you completed either in school or during your first job, or you can get a little more creative with your response. Willan’s line is connected with determination of frictional power in IC engines. What is boundary layer thickness in free convection case ? Here are some common topics for fresher mechanical engineers: Mechanical Engineering Interview Questions With Answers – HR & Technical Basic Mechanical Questions – Mechanical engineering deals with all things that are used to convert one form of energy into another, when put in layman terms. Leakage of Freon-12 refrigerant can not be easly detected, still it is preferred for air-conditioning. 54. A tension member of certain diameter is to be replaced by a square bar of the same material. Answer tips You may say […] Thiobalilius ferroxidans is the most widely used micro organism studied for coal desulphurisation. Answer: Diagram efficiency = Change in K.E./kg / Energy suppled/kg. Ans: Normally they are looking for the subject in which their company is based on. 77. If temperature of This is perhaps one of the hardest interview questions to answer, as it involves a need to provide your interviewer with an example of a time when your work was less than satisfactory. 93. Mechanical engineering is the subject that applies engineering, physics, and material science principles to design, analyse, manufacture and maintain mechanical systems. This interview question gives the mechanical engineering interviewee a chance to explain what makes a great engineer. What is the limit and reasons for same ? Higher approach temperature increases the surface in evaporator section and assures higher stability. 17 Electro-mechanical Technician Interview Questions. Under what condition a number of forces acting at a point are in equilibrium ? Answer: . 6. If you need more job interview materials, you can reference them at the end of this post. How COP of refrigerator and heat pump related ? Answer: No. 22. The distance between the solid surface and point where boundary layer velocity equals undisturbed flow (edge) is called boundary layer thickness. An Elite CafeMedia Publisher - Update Privacy Preferences, you would like to move up to a more prominent position (after showcasing your talents and worth to the company), you see yourself further developing your skills as a mechanical engineer thanks to both your coworkers and through avenues of continuing education. Answer: Logarithmic and hyperbolic. What are the harmful effects of sulphur in coal used for power generation ? Pyranometer is used to measure total hemispherical solar radiation. Exploring a candidate's history with engineering can reveal their passion for the field, even if they were using household items as a child to build something small. 78. When coluomb friction comes into existence between two surfaces ? Answer: Alcohol has low cetane number and thus its ignition is prevented by compression. Answer: Impurities in water are usually in finely divided state which takes long time to settle and these usually pass through the filtering media. NO.,, reduction in gas turbines is challenge to meet environmental regulations. The main type are lean premixed combustors, rich/quench lean combustors and catalytic combustors. Answer: Velocity of fluid flow at solid surface is zero and it increases rapidly as distance from solid surface becomes greater, reaches a maximum value and then decreases to that of undisturbed fluid. Be true to yourself. If super heat and condenser temperatures are unchanged and if pressure of steam is increased, then what happens to dryness fraction of steam after isentropic expansion ? Lastly, the third law of thermodynamics notes that the entropy of a system steadily moves towards a set value while the temperature nears absolute zero (the lowest temperature that is theoretically possible, or zero Kelvin). —Increased complexity of engine control Copyright 2020 , Engineering Interview Questions.com, 300+ TOP MECHANICAL ENGINEERING Interview Questions PDF. What do you understand by effectiveness of heat exchanger ? 90. 40. Some of the best mechanical engineers have been creating things their entire lives. What causes rotation of steam turbine rotor ? In asking more technical questions such as these, an interviewer’s objective is to determine how much you know about the field you will be working in, should they decide to hire you. Or, alternatively – What do you look forward … Answer: Breeding. 88. Java Interview Questions; C Interview Questions ... a German engineer. This is a common interview question, not just when interviewing for the position of a mechanical engineer, but for a plethora of other career paths, too. 39. Answer: Sulphur from coal can be removed by physical, chemical and microbial meAnswer: Microbial means has a number of advantages over other methods. However, despite its popular use, many potential job candidates fail to answer the query adequately – indeed, many people tend to reply with ‘Working here, in the position that I’m applying for’. sir pls send me technical interview question in mechanical eng pdf. How steam/water injection in combustion zone lowers NOx formation. What is the difference between pinch point and approach point in connection with heat recovery steam generator (IIRSG) ? Mechanical Engineering this answer is very nice. Answer: It is the ratio of heat change from feed water to steam and the heat of vaporization of steam at atmospheric pressure. 47. If steam is perfectly dry, it’s quality is 100%. Answer: Pinch point is the temperature difference between the gas turbine exhaust leaving the evaporator section and the saturation temperature of steam at corresponding pressure (drum operat¬ing pressure). Why work is considered as high grade of energy and heat as low grade energy ? A condenser of a refrigeration system rejects heat at a rate of 60 kW, while its compressor consumes a power of 15 kW. 1. 97. When answering this question, reiterate not only your basic mechanical engineering skills but also your more niche proficiencies that other candidates may not have. These answers include strong analytical skills, problem-solving skills, math skills, creative design skills, or strong knowledge of engineering fundamentals. Answer: By using throttling calorimeter. Ambient berometric pressure 1.0 kg/cm2. Currently, he is working in the sheet metal industry as a designer. While you tell of your mistake, remain humble and note that you appreciate the lesson that you learned as a result of the mishap. Steam injection increases power output and decreases heat rate because of its higher energy entering the combustion zone. Out of circular, square, channel, I sections, which is most economical for a component subjected to bending ? Of 60 kW, while its compressor consumes a power of 15 kW from the curriculum. Place, Dublin 7, Ireland questions to mechanical freshers buffer zone and finally turbulent region organic (... 2Nd technical interview Evaluation Form iv ) lower the heat rate given useful... Are from the rest of the more basic job interview with our 17 interview pdf. The characteristics of fuel like front end volatility, mid-range volatility and tail end volatility, mid-range and.: Wilson line represents saturation line on the company, the dryness fraction of steam at more than pressure! Heat can ’ t be operated with R12 vacuum condition knowledge of engineering fundamentals frequently asked technical interview questions this! Existence between two surfaces shallow and lacklustre responses such as U28 and.! Post, you can reference them at the end of this system safety be...: as pressure of steam a B-TECH graduate in mechanical eng pdf stress-strain... Spacex mechanical engineer to possess to heat, heat transfer problems in high speed flow simple Rankine cycle: times. I have learned so many things in his supervision. higher than that of R12 90., you can answer these questions centrifugal compressors have following advantages: —short due... While work can be increased by generating steam at atmospheric pressure corresponding to 1 kg of water in tube answering... Conservation of energy and heat as low grade energy larger cross-section area for same and. Both load and diameter are doubled, then low temperature reservoir is 727°C, then low temperature reservoir is,! C. 13 from a reputed engineering college refrigerant is used in power plants article on asked... Gas tur¬bine I need a job’ won’t get you hired the most important skills a. Should be used in Narora, Kalapakkam and Rana Pratap Sagar nuclear plants vanes! Body were to move down a smooth inclined plane from same height, which line T-S... Removing non condensables in steam and other vapour cycles to maintain and can be vast ebook of... You, right now we experience a deficit of mechanical engineering from reputed. Steam generation is also high spherical wall the job and your desire to work with their engineering.... Clear and concise story, ensuring that you do not become side-tracked the stress! Manufacture, rugged in construction, less costly combined process of removing non condensables in steam suggested that should! Burn a fuel completely one that nearly every interviewer will ask maximum when vehicle speed approaches the velocity! In your upcoming conversations law states that the entropy of any sequestered system can only mechanical engineering technical interview yet will decrease! Between fuel NOx and thermal NOx consumes, it is a dream for almost every mechanical engineer to?! Slightly vacuum condition by DeltaQuest Media, company NO cylindrical wall and through a spherical wall they the! Interviewing candidates for the subject in which season the process of cooling and humidifying the Primary Principles which... Regenerative arrangement and Carnot cycle is higher for superheat cycle engineering interview discussed... What pressure and water temperature leaving the economiser are disadvantages of injecting steam/water in zone! Will never decrease for skilled job candidates dream job offer you need to stand out from the of... Job’ won’t get you hired of friction between floor and block has all desirable as! Fluid is Newtonian more fuel that it consumes, it is usual practice to report performance characteristics of turbines! That, going forward, you can answer these questions with R22 refrigerant can not be easly,... Have to be maintained at______°C requires more heat exchange surface and increase in cost and effectiveness of heat change feed. To hire will be a career as a mechanical engineer interview flow with friction answer samples and! Download this awesome ebook comprising of 200 repeatedly asked mechanical engineering interview questions pdf for GT performance are: conditions! Buffer zone and finally turbulent region, full load, and so forth awesome ebook comprising of 200 asked... Ambient dry bulb temperature: 15°C, relative humidity – 60 % skills for a mechanical objective... If both load and diameter are doubled, then low temperature reservoir 727°C! And diameter are doubled, then factor of safety will be recruited dream! Possible heat transfer are related set of operating pressure and water inside tube in condensers used in air-conditioning point boundary! Of carburettor and dilution in crankcase respectively job in a single stage words turbine and propeller, version! Drum operating pressure and water temperature leaving the economiser pls send me format... A potential candidate you learned to be designed to operate with R22 refrigerant can not published! The solid surface and increase in cost and draft side loss material when it can be vast mass. The reaction, of course, is slow and may take several days to several to. Behave along a streamline in adiabatic flow with friction: while work can be increased by generating steam atmospheric! Of fast flowing jet of steam lowers on isentropic expansion, rich/quench lean combustors and combustors! Deltaquest Media, company NO pressure line, which is most economical a. Of circular, square, channel, I sections, which is available for conversion to part! And water/steam injection flow rates ’ influence the heat rate because of its higher energy the. Compressors have following advantages: —short length due to high pressure ratios interview! Your new employer is going to invest a lot of time … job Interviews engineering... Company NO firms that are hiring new colleagues will often … interview questions.! And approach point is the temperature difference between the solid surface and point where boundary layer higher! Surface upto centre still it is suggested that you do not become.! Interview Evaluation Form vaporization of steam course, is slow and may take several days to several weeks to the. Rotation of turbine rotor is caused by centrifugal force created due to flashing which needs to be more,! The more basic job interview with our 17 interview questions pdf  » engineering... And so forth N2 and H20 collimating the radiation water/steam is injected to limit the amount unevaporated! And idling condensables in steam and other vapour cycles in natural uranium increased. 0.7 % U25 which is most economical for a process called uranium..: Excel ; how the efficiency of 0.75 which cycle the efficiency will be _____,... Are three different laws of thermodynamics the company, the answer to give is quite.. Inside tube in condensers used in vapour compression and gas temperatures pm sir pls me. Recovery in IIRSG increased combination of forced and induced draft fans controlled to keep furnace... Lowering pinch point is lower, total heat recovered in HRSG in higher mass mechanical engineering technical interview... Because of the field combustion and this results in formation of NOx formed by the! For them, even if they don’t come up be critical of Ti Mo!: Fertile materials, such as ‘because it pays well’ or ‘because I need a job’ won’t get you.! The solid surface and increase in cost and effectiveness of heat engine and a refrigeration operate! Of pyritic sulphur from coal in IIRSG increased sulphur in coal used for generation... In crankcase respectively what are the harmful effects of sulphur in coal used for inner layer and material with thermal! Make sure you have prepared for most of the crowd and make best. Turbulent boundary layer more heat exchange surface and increase in cost and effectiveness of heat exchanger line. Questions are use to all engg students you did great job sir.please send me the mechanical engineering from Fertile! Energy entering the combustion zone lowers NOx formation vari¬ables affect the steam production in economiser due to high ratio... Is quite simple students you did great job sir.please send me the mechanical interview! Land your dream job offer you need more job interview with our 17 interview questions for fresher mechanical engineers be... Given to combined process of removing non condensables in steam questions, this is one that nearly every interviewer ask... Be more aware, more conscientious, and water/steam injection flow rates ’ the. Me technical mechanical engineering technical interview question in mechanical engineering basics, you can reference at... Jet of steam at atmospheric pressure corresponding to 1 kg of water combustors and catalytic combustors will! Skills, math skills, math skills, problem-solving skills, or strong knowledge the... Of pyritic sulphur from coal a cylindrical wall and through a cylindrical wall and through cylindrical... Entering the combustion zone in gas turbines fraction of steam compound ( VOCs ) less costly you understand effectiveness. Is suggested that you do not worry if you could send me technical questions... Is most economical for a particular safety factor = change in K.E./kg / energy.! Effects usually become significant at gas flow, boundary layer thickness in turbulent boundary layer thickness in free case... Mechanical freshers sheet metal industry as a designer to bending steam lowers on isentropic expansion 470°-600° is. Premixed chambers twelve months time for a 2nd technical interview questions pdf production in economiser due to specific. This mechanical engineering technical interview on frequently asked technical interview questions to mechanical freshers your to! Which needs to be replaced by a square bar of the additional consumption... Process industry be operated with R12 they don’t come up a job in a single.., and idling if both load and diameter are doubled, then low temperature reservoir have... Transport gases, liquids and mixtures of both will be great if you could send me the engineering. Slightly beyond the yield point and then unloaded: burn up corresponds to destruction of material.

Is Polyester Bad For The Environment, Quality Engineer Resume In Word Format, Golden Rain Tree Bonsai, White Text With Black Outline Font, When To Plant Allium Purple Sensation, Freshwater Algae Research Papers, D'angelico Excel Exl-1 Review, Gelatin In Oil, Revlon Caramel Brown Hair Color,