Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

Methods to dry up wet induction motors?

RRB,

732

The unit of resistance?

RRB,

1 1690

The lowest allowable insulation resistance?

RRB,

706




What is space heater?

RRB,

648

What is hertz in electrical system?

RRB,

721

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

RRB,

1 1827

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

RRB,

655

Define earth lamp?

RRB,

687




What is the use of multi tester?

RRB,

678

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

RRB,

746

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

RRB,

635

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

RRB,

1 2116

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

RRB,

670

What is an expansion valve and its purpose?

RRB,

655

What happen when the expansion valve is excessively open?

RRB,

649


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Un-Answered Questions { Mechanical Engineering }

From where i can get cds about mechanical related subjests

856


Sir/Mam, I have applied for RRB chennai for the section engineer - mechanical posting. If any one is having the old written exam question papers please send it to my mail id : spramu@gmail.com Thanks in advance, Ramanathan...

786


why r u using enjine oil inside of diesel generaters.what is the uses & why r using diesel by pass filter. plese kindly answer me sir..?

709


What is blast furnace

3826


what is draft and draft loss?in a boiler,how is draft created?

918






How to calculate heat load .For example 10 TR .Then how we will find load (we want rh(relatavie humidity) sir)

400


Q. what @the interview exact Q&A is it correct

682


please send all previous solved question papers on HLL......

1653


To operate 4 ac of 2 tons how kva genatator need

323


Can any one plz help me to find aptitude questions on UG.NX software??

401


What are the disadvantages of axial flow (piston type) automatic control valve compared to the conventional types (globe or diaphragm) If you are a designer/specifier, do you accept this type of valve for using in building's piping systems ?

961


Can anybody please tell me from where I can get sample placement papers so that ii can prepare accordingly.

338


Please brief me about Ball-screw.

569


How much pressure on air reservoir?

647


plese send me the rrb model questions for JE mechanical

1004