Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

Methods to dry up wet induction motors?

RRB,

759

The unit of resistance?

RRB,

1 1725

The lowest allowable insulation resistance?

RRB,

727




What is space heater?

RRB,

671

What is hertz in electrical system?

RRB,

762

"In electricity, what is commutator? Carbon brush? "

RRB,

1 1872

Draw a parallel circuit with one battery and two resistors. Derive the formula for resistance?

RRB,

684

Define earth lamp?

RRB,

726




What is the use of multi tester?

RRB,

707

"How to check the diode, fuse and bearer switch?"

RRB,

777

What is the formula to determine the speed of induction motor?

RRB,

670

What are the three methods of the heat transfer? Give example for each

RRB,

1 2156

Name the four most important components of a Freon refrigeration system.

RRB,

699

What is an expansion valve and its purpose?

RRB,

683

What happen when the expansion valve is excessively open?

RRB,

678


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Un-Answered Questions { Mechanical Engineering }

Causes of M/E high exhaust valve temperature

714


Dear all i have applied for section engineer post in RRB Chennai can anyone please send previous question papers please do it if u have

704


How catalyst converter works?

1677


What is the purpose of a setting tank?

758


I am doing 3rd year mechanical engineering. I want to place in good mechanical engineering core company. So please guide me how to prepare for interviews, and what can i do for placed in good company?

728






How many 1.5 ton A/Cs can run on 7.5 kw generator (diesel)?

845


Explain how to clean LO

729


Difference be betwin Fe-500 as per IS 226-1975 & IS 2062-2006

1545


what r the advantages and disadvantages of gas burners and oil one?

644


DEAR Friends, If you any of them have previous placement papers or interview papers...plzz forward it to my mail id. "rajeevasv@gmail.com"........... Tank you

748


what is mean by Hydraulic Overload in presses

805


Instead of having individual transmission what is the benefit of unified transmission?

2978


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

679


What is blast furnace

3915


Explain the principle of Suizer Fuel oil injection pump

746