Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

what is the procedure to start the turbine?

CSIR, CSIT, Hyundai,

1 2623

what is the difference between impact force and sudden force?

4 6870

what is the angle of twist drill

ONGC,

9 17971

wht is octane number from indian refineries

2 7859

advantage & disadvantage of using lpg in car ?

3 6675

all rector or exchanger have spherical/semispherical end why?

2 3157

compare brayton and otto cycle

1858

current rating of a 3 phase dg set is 20 amp, but what will be the per phase current for single phase supply?

1791

What is the difference between torque and moment?

2 5955

What is critical pressure ?. What will happen if water is heated above critical pressure and temperature?

5 7623

Upto what presrure natural circulation is possible in Boilers?.

2 3866

What is the importance of Prandtl Number in heat transfer?.

2539

Compare the prandtl numbers of Air, water and Liquid metal. If prandtl number is more what do you understand?

3035

why can't you use centrifugal pumps for pumping viscous fluids?

3 6116

Why head of a centrifugal pump is independent of density of fluid?.

1957


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Un-Answered Questions { Mechanical Engineering }

HI I am going to write HAL for the post of management trainee. I need model / Sample Question . Plz help me

1621


How does length and initial angle affect the period in a simple pendulum?

735


Define emissive power [eb].

756


The graphite in grey irons exists in the form of flakes which act as stress-raisers under tensile loading and consequently grey irons have relatively low tensile strength and ductility. Still grey iron is extensively used in engineering. Why ?

622


What is forced convection?

728






List two effects of manganese in plain carbon steels?

579


why do u ant to join the indian army??

1683


HOW MANY PSI CAN REACH THE SCHEDULE 20,40,80 PIPES? GI,BI (CAPACITY OF PIPES)

1691


give me an example of time when u something u tried to accomplish and failed.

1420


Which two elements have same percentage in proximate and ultimate analysis of coal?

690


Please tell me the difference between EN31 and OHNS material.

7788


what is the calculation of selection ofan capacity is 12000m3/hr.

1617


Which reactor uses heavy water as moderator ?

658


What s gland sealing steam?

1381


how many filters at durty side in air intake system in siemens v 94.3a

1424