Mechanical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

plz give sample question paper of hpcl thank you shinde_murali@yahoo.co.in

1941

In a Waste heat recovery boiler feed control valve is after the economiser where as in auxilary boiler feed control valve is given before the economiser.why?

2 7419

why desuperheater tubes are bend in shape

2561

why we have to know the specific frequency of any equipment? does anybody know about specific frequency ?

ISRO,

3 8480

if u have to give support in 1 km long bridge,where u will give it & how many?

HAL, ISRO,

10 15933

What is difference between sand blasting and grit blasting ? What is its purpose and how is it done ?

2 13536

All Rector or Exchanger have spherical/hemispherical end Why?

Reliance,

2 8293

What is Dry Bulb Temperature and Wet Bulb temperature?

3 11181

What is thermodynamics?

3 6619

Write down the epression for air standard efficiency of diesel cycle?

3 7838

Explain Why Nozzles are made convergent and Divergent?

8 22496

What do you mean gy "Clausius inequality"?

3 7148

Define Overall Heat transfer coefficient.

2 20363

What is the principle of operation of simple jet propulsion system?

3 11047

Whe a system is said to be

2 3924

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Un-Answered Questions { Mechanical Engineering }

why oil lift in screw chiller during change of climate.

2323

Please tell me the difference between EN31 and OHNS material.

9028

What is the mechanical advantage of a double pulley?

1022

Difference between turbocharging and supercharging in diesel engines?

1439

What is the role of silicon as alloying element in steels ?

1045

Purpose of lubricator in a large diesel engine.

1925

What are the different theories of failure under static load, explain ?

1157

what is procedure of measuring operating length of mechanical seal . (in case of centrifugal pump)

2262

hii sir. how will CAE/CFD courses useful to B.tech freshers? is this courses useful to getting job in automobile industry? plz give some advise...

1798

What is the purpose of increasing the pressure on the F.O. system of the engine?

2126

what is the reason if a supply air grill located top of the glass and glass is getting sweated.become like mist.

2069

Metals, in general are of low strength and do not possess required physio-chemical and technological properties for a definite purpose. Alloys are therefore more than metals alone. Discuss the arrangement of atoms and structures of alloys.

1058

why do u ant to join the indian army??

2203

Explain how to clean LO

1899

What is the critical speed. Compare the critical speed of hollw shaft and solid shaft.

2583

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