Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

If you want to provide water or any chemical @ 50 meter height how much head will you prefer for any selected pump...consider it is M.S pipings...how much friction loss will be there...show with calculation.

Reliance,

981

How to check temperature controller?

797

If we heat the rod what will happen,draw stress & strain curve before after heating ?

IGCAR,

1070




What speed you will select to drill 10 mm. In MS Plate ?

IGCAR,

1 2031

what is milling and types of milling?what is drilling and types of drilling? what is tapering and their types?

TVS, IOCL,

1736

What happens if we interchange fuels in IC engine...

KTTM,

3 3254

What is code used in process piping system?

4 2850

how much standard used in Piping system

Greenko,

1 2836




what is mean by DBSE?

Sabic, SSC, VHEL,

1 3023

WHAT IS THE LOWER LIMIT & UPPER LIMIT WHEN DIMENSION IS 9.0- 0.042-0.027

ASD Lab, Brady,

3 1972

how to calculet the volume of torispherical head in pressure vessle design?

Debre Markos University,

1 1333

When flow is supersonic then the converging and diverging passage is respectively known as??????

Reliance, HPCL, BPCL Bharat Petroleum,

4 8280

Which pipe should I use SAW, ERW or seamless if I have the following constraints I have to transport methane gas Size is 8” Corrosive environment Sulphide is present Also tell the cost comparison

SMEC,

636

which type of air compressor is best between reciprocating and rotary. I used this compressor in our new mitsubishi type laser machine

Borouge, Sail, Sabic,

1 2717

i having 7.5 kva 1 phase genset,coolant water level is low, so i mix the normal water this is correct or not

1 1505


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Un-Answered Questions { Mechanical Engineering }

hi this is ravi , i was short listed in hal assistant engineer, now im going for interview can anybody help how is the interview for mechanical stream very urgent if anybody knows forward to me my mail id i.ravibabu2@gmail.com

933


How to operate soot blower boiler and economizer?

878


1) Any pipe line working fluid may water / steam on it one manual isolation valve suppose one side of valve 6 kg/ cm^2 pressure (i.e. up stream) and other side is “ 0” kg/ cm^2 pressure(i.e. down stream) . So how much Tourqe required for opening the valve in terms of Newton force wheather normal man can open this valve. (for reference pipe nominal bore is 100 NB )

630


how can i access syllabus of different psu.plZ help me

992


what is the techanical difference between german standard & japanese standard.

759






Why head of a centrifugal pump is independent of density of fluid?.

942


When looking at a flanged extension pipe and it is labeled DN20, just what does that mean or intel?

1098


Can we add different application (program)in pro e modelling software? If YES ,then how????????

630


what is the job responsilties of Sr. engineer in QA/QC deptt.

697


What are the causes of L.O. high temperature?

557


What are the different type of mechanism to engage primary moving engine and transmission [ In other word how many different type of clutches are there

129


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

970


Explain the procedure in staring a F.O. purifier

1031


. What is a magnetic valve of refrigeration system?

663


HOW TO SELECT DG SETS AND DETAILED INFORMATION OF THE TERMS INVOLVED IN THE BROCHURES OF THE COMPANY?

527