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

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

what is the difference between under vacuum & under pressure boiling?

2103

difference between internal energy and enthalpy?

MAHINDRA,

2069

Which type of gear train used in Wrist watch?

Bhel, Escorts, L&T,

6 25845

Internal energy of a substance depends on

Bhel,

2 9797

Work done in compressing 1kg of gas adiabatically from p1,V1,T1 to p2, V2, T2 is equal to

Bhel, Swaraj,

3 10195

If one cylinder of a diesel engine receives more fuel than the others, then for that cylinder the: a) exhaust will be smoky b) piston rings would stick into piston grooves c) exhaust temperature will be high d) engine starts overheating e) all of the above.

Bhel,

7 16514

One wink is equal to how many minutes?

Bhel, SR,

7 20602

In Automobile Transmission System,The clutch is in b/w Transmission system & ___________

Bhel,

8 13907

Gegger is used in foundry for the purpose of____________

ARM, Bhel,

2160

Solar Cells stores the Energy In the form of a)Mechanical Energy b)Electric Energy c)Heat Energy

Bhel,

3 6404

Escape Velocity of Earth is

Bhel,

2 4749

Which instrument is used to measure the Inner diameter,outer dia,Thichness & Depth.

Bhel,

1 5429

Corundum mainly Contains__________

Behr, Bhel,

1 3866

Which Property Shows Resistance to flow?

Bhel,

2 5542

Which Surface hardening is preferrable for heating some portion of Component? a)Surface hardening b)Flame Hardening c)Nitriding

Bhel,

5 7054

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Un-Answered Questions { Mechanical Engineering }

Define representative elementary volume?

1060

Explain the function of cooling water expansion tank.

2002

what is an function of air cell bag in air cell conservator

3382

pls send me HPCL model question paper for the post of officer trainee for mechanical engg. tnk u....

2020

What is extrued aluminum?

1111

What will be expected the cut-off of J.E Mechanical exam of RRB on 19/12/2010 ?

2134

What the function of bye pass filter in DG.

1762

Why rate of condensation is higher on a polished surface compared to rusty surface ?

1389

Enumerate the cause of pumps low delivery of water

1956

What is meant by gray body?

1115

What do you analyze from boiler water analysis?

2067

Explain the procedure in staring a F.O. purifier

2340

I want to know flow rate,max pressure drop,heat load,design pressure,test presurre,temp both inlet and outlet of coldside and hot side of 1,2,3,5,5.5,7.5,10,12,15 tons

1882

Who discovered non-newtonian fluids?

1117

Describe transfer machines?

1202

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