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 effect of friction on flow of steam through a nozzle ?

1204

In which reactor the coolant and moderator are the same ?

1116

Which element causes difference in higher and lower heating values of fuel ?

1087

Hydrogen cannot be removed easily from molten steel. What harm hydrogen has on property of steel ?

1382

Low water in boiler drum is unsafe because it may result in overheating of water tubes in furnace. Why it is unsafe to have high water condition in boiler drum ?

1075

Give one example each of the following proportion of materials dimensional, physical, technological and mechanical.

1120

What is the difference between nuclear fission and fission chain reaction?

1181

Why is it that the maximum value which the residual stress can reach is the elastic limit of the material ?

1218

What is the difference between alpha iron, delta iron and gamma iron ?

1247

Which reactor uses primary coolant as fluoride salts of lithium, beryllium, thorium and uranium ?

1247

Which two elements have same percentage in proximate and ultimate analysis of coal?

1117

What are thermal neutrons ?

1116

Why rockets using liquid hydrogen have higher specific impulse compared to liquid hydrocarbon ?

1111

What for pyranometer is used ?

1094

Whether individual components in composite materials retain their characteristics or not?

1251

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Un-Answered Questions { Mechanical Engineering }

Which pipes are used for steam lines?

1189

Which theories of failure are used for ductile materials ?

1153

How many lubricating holes are there in cylinder?

2022

Explain the uses of windmill?

1061

0 1 2 3 4 0 0 0 1 1 2 1 0 0 1 2 3 2 0 1 2 3 4 3 1 1 2 4 4 4 1 2 3 4 5 Horizontal row = x Vertical row = y I need to term these values as a function (yellow horizontal x, yellow vertical as y) The closest I have got is: ROUND(((X*(Y*10+15)-25)/60+1) Is there a way to calculate it?

1850

Is cnc operating experience is must for successful career in cad/cam?How to make salary jump in this field of cad/cam?

2031

Explain knurling.

1057

How to check temperature controller?

2164

how can I masurement the circale weight ? like- 312mm i/d x 392mm o/d x 6mm thick.

1949

What pressure is highest L.O. Gravity Head or S.W. of the stern tube circulation

2178

We have 6-axis wotan horizontal milling & boring machine. Linear axis- x,y,z,w & U. Rotary table B Axis Z,U & W axis are parallel. Z is tool axis. X is cross slide. We wish to retrofit the machine.Which control I should select & also suggest How many axis simutaneous control for linear & circular interpolation.

1967

why we transfer FA(full arc) to PA(partial arc) in steam turbine at specified load?

2272

Why coupling should be located very near to the bearing? Why lap joint not recommended for tensile force?

2824

CATIA:SPRING WITH SOME RADIUS AXIS

2400

how to calculate cooling water require to condense x amount of vapor in a condenser.

1942

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