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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 5851

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

3 5376

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,

1847

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

intex,

3 7299

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

1988

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 3773

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

Bhel, HPCL,

2 8651

how to masure rake or helix angle of drill ?

2412

why are you want to join our company?

TATA,

16 17807

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

MGL,

1 7909

why machine is required

12 14152

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.

2783

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.

1945

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 3093

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,

2075


Post New Mechanical Engineering Questions

Un-Answered Questions { Mechanical Engineering }

Is Solid work and solid edge best programs for drawing? what is the difference bewteen them? r there better softwares?

3182


sir, i need some help by you. sir i want to know there are any industry that give six month training on the basis of entrance examination. sir if there are any .pls send me ans on my email-id sk12005@rediffmail.com pls.

2050


What is allotrope ? In what forms of cubic pattern, iron exists ?

1155


WHAT MADE YOU BECOME AN ELECTO-MECHANICAL ENGINEER?WHAT IS YOUR JOB DESCRIPTION?WHERE DO YOU WORK?WHAT ARE YOUR JOB RESPONSIBILITIES?WHAT IS YOUR WORK ENVIRONMENT LIKE?WHAT IS YOUR EDUCATIONAL BACKGROUND?WHAT COURSES DID YOU NEED OR ARE VALUABLE FOR YOUR POSITION?WHAT ARE THE ADVANTAGES OF YOUR JOB?WHAT ARE THE DISADVANTAGES?WHAT MADE YOU GO INT THE FIELD?HOW MUCH SCHOOLING DID YOU NEED?WHAT DID YOU NEED TO STUDY?

1879


why screw pump are used insteed of centrifugal pump?

2057


what is mean by Hydraulic Overload in presses

2093


"What do you do when in your duty, ME alarm oil mist detect high density?"

1990


What is the purpose of biological shield in nuclear plants ?

1036


how does the lybrinth glands work in sealing a turbine? how exactly turbine sealing is done? principle of it?

2343


Explain knurling.

1057


A very strange fault i cam across today,that i never experienced not studied before, i need an answer for this. Phase to phase or line to line , L1,L2 & L3, voltages are 490VAC, but if i use line to ground , its again 490 VAC. . . whats the fault and theory behind of it?

1931


What type of pump is lubricator pump?

1881


What are materials used for manufacturing of gears ?

1119


I'm a first year student of B.E Mechanical Engineering... How should i prepare myself for getting selected in campus interviews from now itself...? What books should i refer....?

1843


What type welding electrode is used to weld chrome?

2240