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

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

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 7480

meaning of 125kva DG

2146

defination of octane no & cetane no

2 7373

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

Besco, IIPM,

2577

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

L&T,

3 10730

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

Emerson, KFIL, Ranbaxy,

1 6658

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

Ranbaxy,

2 7202

Why did you leave your last job?

IBEX, Nikhil Comforts, Ranbaxy, Sabic,

1 6577

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 4371

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

1 3456

Can we make invoice for Intersate with 12.5% CST

2 4104

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,

4052

explain bicycle rear wheel sprocket working?

1 6625

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

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

2 25793

What is the difference between Over Molding and insert molding ?

5270

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Un-Answered Questions { Mechanical Engineering }

what is the difference between impact force and sudden force? pls give any example.

2001

What is the importance of thermostat in the cooling system of an engine?

1046

how the material no. 2062 will mild steel of desity 7.85? what are the other codes?

1960

why we r recommended for pre-action sprinklers @ generator/tx/mv panel room. If any leakage there,that panel will damage. So what is the Logic for pre-action sprinklers there?

2086

A simple problem involing in hoops stress. For sphere: M= [3/2]*p*V*[density of pressure vessel material/Maximum working stress it can tolerate] For Thin walled pressure walls: Hoops stress or stress in the radial direction =p*r/2t ?

2608

hi if anyone have ntpc q previous year ...send me yogessuccess@gmail.com

2066

Where mixed flow type compressors are used?

1766

What is the function of a thrust bearing?

978

Find the greatest and smallest number among the given 5 numbers without using ‘>’ or ‘<’ operators

2353

Hello sir, I am Rajaram. I have finished DME (Diploma in Mechanical Engineering). I would like to attend BHEL supervisor examination. So i want which type of questions can i prepare. & give previous supervisor examinations questions. Reply my mail (rajaramsptc@gmail.com)

4188

Causes of M/E high exhaust valve temperature

1934

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

2064

can u give me model question papers for exam preparation .

1835

What is blower? Partlist of blower.

1908

can anybody tell me whta kind of questions i may face in HPCL interview.(shardulbahuguna@yahoo.co.in).plz rpl.

2182

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