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

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

Causes of dilution of lubricating oil in a steam turbine?

ABC Inc, RRB, Siemens,

1887

Explain briefly- good combustion of auxiliary boiler?

ABC Inc, RRB, Siemens,

1 3164

Method of testing or checking boiler water?

ABC Inc, RRB, Siemens,

2 5014

What is mean carry over of Aux. Boiler?

ABC Inc, Indian Sucrose Limited, RRB, Siemens,

2190

What are steam turbine parts usually come into damage?

RRB,

1762

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

ABC Inc, RRB, Siemens,

1992

What type of pump use in boiler F.O. system?

Apollo, RRB,

2270

What parameters to be reported when we send lubricating oil for shore analysis?

RRB,

1876

"In boiler, what does steam and smoke goes out to the funnel. What reason?"

ABC Inc, RRB, Siemens,

1946

Where can you find the feed check valve and feed stop valve and give the purpose of it?

RRB,

1 3731

What are the causes of troubles in boiler during operations?

ABC Inc, RRB, Siemens,

1908

Give the purpose of nozzle in impulse turbine?

ABC Inc, RRB, Siemens,

2 4337

What s gland sealing steam?

RRB,

1771

How to prevent back fire of boiler?

RRB,

1893

What is the used of economizer in boiler?

ABC Inc, RRB, Siemens,

1 3966

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Un-Answered Questions { Mechanical Engineering }

Function of nozzle holden

2816

What parameters to be reported when we send lubricating oil for shore analysis?

1876

How do you detect starting valve leaks?

1913

Contaminants of fuel oil

1906

What is breather frequency of tank?

2044

What is the use of try square?

1150

What is the percentage of chromium in 18 : 4 : 1 iiss ?

1012

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

2252

Car tyres are usually made of ?

1072

Which material grade is better for low temperature application upto -20 deg C either IS 2062 GR B OR IS 2062 GR C ?

2293

Thermo dynamics,Mechanics,Machine design,Design of machine members,dom,tom,strength of materials

3617

How do you calculate cooling energy?

1065

Draw L.O. system in diesel engine?

1858

which tests are performed in central air conditioning

1991

What kinds of pipes are used for steam lines?

1136

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