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Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

Explain what does green field project mean?

 35

What is weight of 1m3 of seawater?

 38

Explain how is natural gas better than lpg?

 26



Will a steel cable become longer if it is heated while under load? Explain

 24

Explain how fast is a jet plane?

 32

Explain the mechanical advantage of a double pulley?

 36

Explain the difference between “stress and strain”?

 32

Explain the difference between an electric motor and an electric generator?

 40



Explain the difference between the flight of a plane and a helicopter?

 40

Explain why will an ice cube placed in a cup of hot rotating water spin automatically faster than the water itself?

 30

Define enthalpy?

 40

Define steam turbine diaphragm?

 30

Explain what are the thermal conductivity properties of brass?

 38

What are the different types of gate valves?

 37

Explain why is over-pressurizing an air conditioning system bad?

 31

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Un-Answered Questions { Mechanical Engineering }

Why an increase in area is required to produce an increase of velocity in case of supersonic flow ?

76

Name the indicator diagram.

920

Will a steel cable become longer if it is heated while under load?

67

plz send me the aptitude test paper for hpcl.

1008

Mention stefan boltzman contant.

60




If you want to provide water or any chemical @ 50 meter height how much head will you prefer for any selected pump...consider it is M.S pipings...how much friction loss will be there...show with calculation.

1263

What is IS standard in case of mode of measurement for ducting

1045

What is the mathed of maintain oxizen level in a air tite A/c room.

994

How work the mobail vibrator

860

Define a process flow diagram?

31

Name Of Parts And Each Purpose

919

if the blade height is increased,then how it increases the specific speed of centrifugal pump?

2464

What are the purposes of spiral gear in a purifier?

1128

sir, can you give me full idea for computational fluid dynamices and how can work in CFD

914

what is the difference between fire grate in a boiler and the burner? and is the fire grate is the furnace of the boiler?

861

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