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Mechanical Engineering Interview Questions
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1. What will happen if the armature rheostat is not in maximum position while starting the motor? 2. What will happen if the armature resistance is in minimum position and the eld resistance is in maximum position while starting the motor? 3. How do you reverse the direction of rotation of a DC motor? 4. If the armature connection and the eld connection both are reversed, does the direction of rotation of the motor reverse?

 2 4642

meaning of 125kva DG

 814

defination of octane no & cetane no

 2 5033



what will happen if outlet of electric pump is closed though pump is running?

IIPM, Besco,

1176

what is the main purpose of reheater in a coal fired boiler

L&T,

3 7187

Why do you think you would like to work for our company?

Ranbaxy, Emerson, KFIL,

1 4374

Why do you think we should hire you for this job?

Ranbaxy,

2 4773

Why did you leave your last job?

Ranbaxy, IBEX, Nikhil Comforts, Sabic,

1 4431



What is the difference in specification of following pipe stand for 1 seamless pipe 200nb material SA355,P22,SCH80 AND 2 SEAMLESS PIPE 200NB,SA335,P11,SCH80

 1 2678

WHAT IS THE BASIC THING SHOULD FOLLOW IN AIR CONDITION DESIGNING?

 1 1779

Can we make invoice for Intersate with 12.5% CST

 2 1856

what is the use of CW(Circulating water ,clarified water,cooling water),auxiliary cooling water(ACW),auxiliary raw cooling water(ARCW)in thermal power plant.plzz explain the different characteristics of these types of water.

NTPC,

2477

explain bicycle rear wheel sprocket working?

 1 4705

how to calculate bearing number to dia of the inner and outer

Hyundai, MMM, Horreia, Leoplast, SKF, ABC, PRAN-RFL,

2 21502

What is the difference between Over Molding and insert molding ?

 3918

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Un-Answered Questions { Mechanical Engineering }

why desuperheater tubes are bend in shape

1449

can a deareator be placed at any height with care that suction (NPSH) for feed pump is satisfied

691

where can i get railway junior engineer(mechanical) previous years question papers?

1990

Explain how the cylinder lubrication on main engine is done?

719

Sir, I need help. I have completed dip. mech engg was working in facilties management ((Dept) for +2 yrs) in real estate, now I want to join in for mechanical industries please suggest me which should I opt for?

1230




What is difference between Higher calorific value and lower calorific value?

1466

What are the automatic tripping devices of diesel generator?

636

Can anyone explain Things gone right(TGR) and Things gone wrong(TGW) in the APQP process? preferable With example.

5276

How to calculate the CFM in the AHU (air handling units.

644

Why did you choose this career?

736

What are the characteristics of Freon 12?

1102

why choke is not exactly placed in the middle of the tube light ?

874

How fuel oil consumed by medium engine?

678

what is the reason of hat and work is not conserved energy?

565

Why the ship cranes are not having counter weights irrespect of industrial & civil construction cranes are having counter weights.

838

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