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

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

Which grade oil used in gear box.

13 21012

what are the causes of small two-stroke engine wear?

3 5158

In HVAC R22 gas are using for cooling but why oil are using & which type of it is???????/

2 5021

hi for amvi post 3 years of experience in lmv is mandatory rule my lmv will get old for 3 years for the next year 8 month 2009 buddyys plzz post exam pattern to my email id to sama_reddy2003 @yahoo.com

1 4224

Hi everyone.. I attended the HAL interview... on 9th dec 2008 @ Bangalore.. the interview was 90% technical... my question are>>>>> 1) Design a rod that should withstand 1000N? (they told that the material is mild steel & they gave me the stress- strain graph for that) 2) what is the principal of hydraulic braking?? 3) whether interchangebility is possible between JIGS & FIXTURES??? 4) what is recent developement in Automobile ENGINE??? 5) abt my final year project (since i m a fresher) 6) some HR questions

Bhilai Steel Plant, HAL,

3 7340

why mechanical engineering?

TATA, US Consulate,

5 9152

WHAT IS DIFFERENCE BETWEEN ANNEALING,TEMPERING AND NORMALIZING

Genus,

4 45470

define material grades 15b25,10b21,scm-415,16mncr5 in detailwith their compositions

Hyundai,

9439

whitc material has high tensile strength

Crystal, DRDO,

12 15927

What is Six Sigma, Where is it used and what is its Benifits

2 5612

What is knoking

3 6551

defination of vibration

4 8595

How do i calculate compressor capacity in a refrigeration system?

5 12462

HOW LIGHTENING PROTECTION IS DONE ON ROOF OF SQUARE SHAPE AND HAVE PARTUCULARLY BIG SURFACE AREA.

2036

AIR CONDITIONERS HAVE RATING IN BTU AND TON OR SOMETIMES IN KW ALSO... WHAT IS THEIR RELATION? ALSO ACs HAVE TWO POWERS (IN WATTS) WRITTEN ON THEIR NAME PLATES WHAT DOES EACH MEAN? HOW TO DETERMINE THE RUNNING CURRENT IN AMPERES OR THE ENERGY CONSUMED IN WATTS? WHAT IS THE THUMB RULE FOR DETERMINING THE CURRENT AND TON OF AN AC?

Carrier, HAL,

7 20934

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Un-Answered Questions { Mechanical Engineering }

How to find the amount of natural gas required to produce 1kwhr of energy?

2341

Why preferred Production than Drilling?

2783

If you have a valve with an applied pressure, how do you determine the stress to the closed and open valve?

1895

Is the unit and normal value fuel ratio of an average diesel engine?

2367

what is composition for cast iron as per is 120 grade 25

2510

What is function (in details) room sensor and tube or coil sensor in HVAC system?

1624

What are the examples of mechanisms?

1119

How is the aptitute test done

1041

Where do you put the oil in a compressor?

1191

What are the procedures of starting of diesel engine?

2063

which type of que can be asked in this company?

1954

What are the 3 parts in indicator diagram?

1940

what happen when there is moisture in the TX valve?rac

1807

for under water excavation works, can i have some standard codes and specifications(international)

1884

Temperature closer for brazing operation is-------

1574

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