Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

What is the difference between pipe and tube?

NTPC, Bhel,

6 5090

What is the relationship between hardness and tensile strength?

771

How does optical pyrometer work?

910




How catalyst converter works?

1 1406

How catalyst converter works?

1 1677

What is under cooling and supercooling?

4 17513

what is the water condition in high pr. boiler?

Thermax,

2 2411

why coposite materials are sronger than solids

Engineers India,

788




Effect of surface finsh & surface roughness on coefficent of friction in form press tools.

712

min work in a compresor is possible when the value of adiabatic index n is equal to a).75 b)1 c)1.27 d)1.35 e)2 what is adiabatic index.

1 8205

the specific work input during a compression cycle from p1 to p2 , if compresion is isothermal, is given by p1v1logp2/p1. explain?

1293

an engine operates between temp of 900k and t2 and another engine operates between t2 and 400k. for both engines to do equal work what shuld be the value of t2? a)650 b)600 c)625 d)700 e)750. with explaination.

General Motors GM,

6 8247

what is air standard efficiency of a cycle?

2 9800

How much mass of oxygen is required to convert 1kg of carbon into 11/3kg of co2. explain

1 1954

Why you consider yourself suitable for the post

1614


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Un-Answered Questions { Mechanical Engineering }

why there was 17 stage of compressor in the most of the gas turbine . depending on what?

823


What will happen if boiler backfires?

743


HOW CAN WE MEASURE THE L SHAPE SURFACE OF THE MOMENT OF INERTIA AND SECTION MODULUS

659


What is, if any, the orientation of the horizonal seam on ERW welded pipe

604


DURING STEAM BLOWING OF PIPE LINE, A BLUISH COLOR CONICAL PATTERN IS OBSERVED AT THE END OF PIPE. WHATS THE CONCEPT BEHIND IT?

1125






Where is the expansion tank located?

783


Why must we pay attention when we drain steam in steam turbine. What factors are observed?

725


What is method to calculate the noise level at any point of duct if duct dimensions and air flow is known?

762


how to calculate stiffners position and size in transformer design

893


what are the main challenges with solar energy system?

1081


Classification of bunkers?

758


what is the technology used in sap?

992


Dear sir-I WANT LAST FIVE YEARS RRB-CHENNAI QUESTION&ANSWER PAPER IN J.ENGG(GRADE:II)-MECHANICAL ENGINEER

1014


What is the purpose of starting air?

676


I WORKED AS A Q.C INSPECTOR IN STATIC EQUIPMENT.WHAT ARE THE QUESTIONS ARE LIKELY TO BE ASKED IN AN INTERVIEW.

6405