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Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

why do we require cooling towers in case of water cooled chillers?????

2 5864

is it necessory to use heat exchanger in case of water cooled chillers & cooling towers?????

3 5388

plz anyone provide me the sample test papers of ONGC as of i m from Mechanical engg bakground and would be appearing for the test in the june 2010. My email id - neeraj_94312@rediffmail.com

TATA,

1856

what is vacuuming in air conditioning and why we do it.

intex,

3 7307

when do we use roller bearing, deep groove ball bearing, angular bearing, sealed bearing, semi sealed bearing, unsealed bearing, anti friction bearing, journal bearing, thrust bearing

1997

sir i have completed diploma in mechanical engineering in 2006 i have one year experiance in maintenance field but i want to know how can we success in maintenance field fastly

1 3775

sir plz tell me what is the basic concept of mechanical maintenance

Bhel, HPCL,

2 8660

how to masure rake or helix angle of drill ?

2416

why are you want to join our company?

TATA,

16 17844

Write the relation between EER , COP , SEER in airconditioning?

MGL,

1 7923

why machine is required

12 14186

How to calibrate Vacuum Gauges if you don't have any standard gauge available with you? please suggest procedures for calibration of Vacuum gauge like pirani gauge ,cold cathod gauge,thermocouple gauge without any standard gauge.

2787

I am a mechanical student.And have cleared the written for NTPC. Please suggest what and how to prepare for the interview.i have got only 2-3 weeks in hand.

1950

Lowest temp in vapour compression cycle in :(Ans:Expansion devices) Contineous welding is type of :(Seam Welding) refrigerant in domestic Refrigerator:(R 134 A) Lowest critical temp of refrigerant:(Freon) Statement....this is .....law:(Avagadros law) Ratio reynold no to prandtl no is:(Pecelent no) if welding is done from right to left then what is the name welding:(Not known) slip gauges are made up of:(alloy steel) clearence between meeting surfaces is due to which gauges: question on rubby laser,rake angle,heat treatment processes,joules law,bell coleman cycle like a/c works on which cycle?

Hitachi,

2 3104

I am a mechanical student.And have cleared the written for NTPC. Please suggest what and how to prepare for the interview.i have got only 2-3 weeks in hand.

IFFCO,

2082


Post New Mechanical Engineering Questions

Un-Answered Questions { Mechanical Engineering }

What happen when too much cylinder oil is injected in the working cylinder?

1913


How is the gear ratio calculated?

1121


What is the importance of tolerance in engineering?

1107


WHAT IS DENSITY OF AIR AND PETROL MIXTURE IN 2 STROKE S.I.ENGINE

2231


what is the magnetic (electric) center)

1923


Explain the difference between the flight of a plane and a helicopter?

1137


Explain the working of 6 stroke engine?

1141


Which is the common element between brass and bronze ?

1170


What is space heater?

1853


What happened if the exhaust valve is leaking?

1900


Given a cutaway isometric view of the steam turbine.

2600


Which questions will be asked for mechanical design Engineer position in GE?? plz give me reply it's urgent...

2586


How many btu per hour equals 1 ton of air conditioning?

1027


tell me about a time you were able to successfully deal with another person even when that individual may not have personally liked you or vice versa.

2385


what is diameter of a suction pipe?

2079