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Mechanical Engineering Interview Questions

Which turbine, high speed or low speed is efficient to generate 30MW power? or High RPM machine is more efficient or low RPM?

HMT,

2980

if it is possible for the air conditioner to maintain the temperature of 20 degree Celsius when the atmospheric temperature is 10 degree celsius

3422

How many type's of bearings.

HEG,

7750

what is the pressure and how to calculate it?

2851

The range of mechanical efficiency for automobile engines is.................... A.70-80% B.90-100%

7291

whether supercharger is used in si engine or not?if it is used then at which destination?

2896

id fan impeller vane direction &rotation direction

4109

how much power consumption takes for 2tr split a/c per one hour

2869

TRANSACTION CODE FOR GR/IR ACCOUNT CLEARING WITH POSTING DATE OF GR (MATERIAL DOCUMENT POSTING DATE)TO CHECK ACTUAL CLEARING GR/IR CONTROLLING ACCOUNT

1804

Procedure of boiler commissioning part by part

2543

in a centrifugal pump .. when we close the delivery valve partially .. does this increase the pressure before or after the valve .. and why ??

2351

in a centrifugal pump .. when we close the delivery valve partially .. does this increase the pressure before or after the valve .. and why ??

5203

what is difference between (pressure and stress), (sencitivity and efficiency) .

7042

what is the minimum gear ratio?

6638

4 = S in R

2540

Un-Answered Questions { Mechanical Engineering }

Why is it that the maximum value which the residual stress can reach is the elastic limit of the material ?

201

How to find the max load of the engine?

1114

what is the difference between ASTM A572 GRADE 50 ［Fyld 345 MPa ］ and IS2062 GRADE A E250 ［Fe410 WA］?

1906

I am a post dip. in machine maintenance , 2004 passed out and i am persuing my graduateship in industrial engg. and i would like to know, whether i am applicable to do any certification cource . And i would like to know, whether i am eligiable to do ann master degree since i have working experience of more than 8 Years in Larsen & Toubro,

930

Enumerate some trouble of fuel injection valve

1034

i need iocl model aptitude question papers soon as possible .so pls 4wd it to m id akakil1820022gmail.com

1135

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 ?

1693

What is the microstructure content of D25-8 nodular cast iron?

1666

describe a type when u anticipated potential problems and developed preventive measure

959

How many cylonders are there in 2stroke diesel engine?

1066

What is the purpose of increasing the pressure on the F.O. system of the engine?

1107

what is mean by boiling mechanism ?

1049

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

1346

Explain the difference between afbc, bfbc, pfbc and pcfb in regard to fluidised bed technologies.

186

what is difference between british wire guage & birmingham wire guage

1085