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

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

For conduction of heat, the instantaneous rate of heat flow is product of three factors. What are these ?

908

Ultimate analysis of coal is elementary analysis. What it is concerned with ?

1131

Under what circumstances would there be an increase in pressure in a diver¬gent nozzle ?

1032

What are orthotropic materials ?

1100

Under what condition a convergent divergent nozzle required ?

1008

What is a converter reactor ?

1078

What is the difference between isotropic material and homogeneous material ?

1129

Explain the difference between the points of inflexion and contraflexure?

1047

What are whiskers ?

1076

As compression ratio increases, thermal n increases. How is thermal n affected by weak and rich mixture strength ?

1140

Why supercritical boilers use less amount of steel compared to non-supercritical boilers ?

1043

Which factors influence the type of fracture in failure of a material ?

1023

Which heating value is indicated by a calorimeter and why ?

1068

Which pollutant is major greenhouse gas and what is its effect ?

1007

Why the work per kg of air flow in axial flow compressor is less compared to centrifugal compressor for same pressure ratio ?

1092

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Un-Answered Questions { Mechanical Engineering }

Explain mechanism of fatigue failure.

2308

Explain the terms solid solution, eutectic, eutectoid and peritectic.

1174

Causes of M/E high exhaust valve temperature

1942

How does a modern submarine move?

1079

How many 1.5 ton A/Cs can run on 7.5 kw generator (diesel)?

1980

What is meant by counter flow heat exchanger?

1090

What do you mean by A.CC.?

1851

Why cavitation will occur in centrifugal pump and not in displacement pump?

1034

What will happened if two gear boxes in parallel are working with different motor speeds?

4077

How much calorific value of heat is needed to heat 00c of

1874

What do you mean by annealing?

1141

What is a mechanism?

1050

why coposite materials are sronger than solids

2089

send me tech quesions please to 470.rajesh@gmail.com

8111

Do you need to be an apprentice for mechanical engineering?

1036

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