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Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

if there is self ignition in petro engines then why is the need of spark plug in petrol engine ???

Velammal Engineering College,

1 2218

Pink city of india

VFJ,

4 2193

What is the function of rocker arm

Engineers India Limited, HPCL,

3 3116

what is bearing journal?

CPCL, SCCL,

4 3263

based on the recruitment program and the expected resumption date

Petromar,

805

what is the main differance betn id & fd fan

Engicon,

3 2657

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

Engicon, Rana,

1063

Hoew to represent unilateral tolerance, as Bilateral tolerance in engg drawing...? Example: 1.295 +0.000 and -0.10, as unitolerance, write the value in bilateral tolerance?

1084

1TR = 400 cfm How?

ASIT,

1 1943

What happened when Delivery valve closed and Suction valve open in centrifugal pump.(in running conditions)

KFCL,

3 6097

in regenrative cycle why to use two liquid(water&mercury) on steam genration cycle.

929

If beating no. Is 6205 described the the each no.

KFCL,

1 1711

What is cavitations?How it is generated?

KFCL,

4 2977

What is snapring ?

CPCL,

2 2464

Enumerate some differences between an "orifice" and a "notch". Also tell if "jet" relates more to an orifice or a notch?

Variant,

2 10709


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Un-Answered Questions { Mechanical Engineering }

what is composition for cast iron as per is 120 grade 25

1533


sir, i need some help by you. sir i want to know there are any industry that give six month training on the basis of entrance examination. sir if there are any .pls send me ans on my email-id sk12005@rediffmail.com pls.

1200


What is control volume system?

256


What is the power requirement of a refrigerator?

230


sir i m final year diploma(mech. engg)student, can i apply for psu,s as like sail, bhel,gail,dmrc.etc..if yes then give me detall about iton my e-mail id meatul90@rediffmail.com...thank you.........

1993






type of welding

1358


What are the causes if one cylinder in a diesel engine has a high temperature?

1133


What is the difference between blower and fan?

232


how to calculate steam velocity on tg i/l ?

1086


what is mean by cc critical characteristic, hic high impact characteristic

2158


What happen when too much cylinder oil is injected in the working cylinder?

978


Explain the term torque

221


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..?

1152


What is meant by hybrid vehicles?

1090


What is method to calculate the noise level at any point of duct if duct dimensions and air flow is known?

1093