Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

What is, if any, the orientation of the horizonal seam on ERW welded pipe

Agrium,

566

What is charge?

Tech Mahindra,

2 3569

Why not use dbt in cooling tower approach

Ravenbhel,

1 2812




why we use charcoal layer in aqua silencer to purify the gases??

1 4073

during starting of centrifugal pump mechncal seal is required to be vented first

Nirma,

1 1310

How to calculate the CFM in the AHU (air handling units.

647

How to calculate the CFM in the AHU (air handling units.

1 3882

how to measure static charge in processing of expandable polystyrene. explain - Units of static charge

LG Polymers,

737




what is the different between brazing and soldering

3 3858

types of law of evoporation

ACB Group, Tata Motors,

1 3416

what is the melting point off gun metal bearing and white metal bearing

1 3089

different between friction bearing and anti friction bearing

2 4144

We select 10mm nominal thickness for Elip head of a pressure vesel. The minimum thickness after forming is 8.2mm. (Shell thickness is 8mm. The minimum thickness after forming is satisfied or not with UG-79 (d)(3) in ASME SECTION VIII, Div.1?

PetroVietnam,

1370

is pneumatic cylinder can be used as hydraulic cyclider for same pressure.

Bosch Rexroth,

1 3418

wat is the need to run a machine without feed???

1 1560


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Un-Answered Questions { Mechanical Engineering }

How do you design a system which is required to experience a shock force of 15G in 10 milliseconds?

682


What are the different parts of impulse reaction turbine?

687


What pressure is highest L.O. Gravity Head or S.W. of the stern tube circulation

889


Wasco Interview 1-the type of transducer that convert mechanical movement into a voltage 2-pump 2500 psi and 100 MG select it 3-modes of heat transfer 4-the difference bet PSIA and PSIG 5-the function of relief valve and no return valve (check valve ) 6-types of bearing general catogires 7-function of bearing 8-compressor surge 9-pump cavitation 10-define critical speed 11-compression ratio decease volumetric ratio ........... 12-using inter-cooling in multi stage compressors to ....... 13-using cascade system in refrigerator function ? 14-define performance and efficiency .

801


Explain why you consider yourself suited for the Position:

1263






effect of temperature on stainless steel,aluminized steel,chromium at (500C-750C)-required for project work on silencer 1.thermal conductivity 2.heat conduction 3.mechanical strength 4.temperature to weight ratio urgent

714


diffuser increases pressure but in turbine pressure is decreasing when steam passing through casing?

1820


how to calculate air load of a existing/ new plant before installing a air compressor.

733


How to find the amount of natural gas required to produce 1kwhr of energy?

970


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.........

1555


why we do not megger to motor under system is very high vaccum condition. and what is the tempreture of vaccum conditon

718


We select 10mm nominal thickness for Elip head of a pressure vesel. The minimum thickness after forming is 8.2mm. (Shell thickness is 8mm. The minimum thickness after forming is satisfied or not with UG-79 (d)(3) in ASME SECTION VIII, Div.1?

1370


What is the difference between Maintenance Order and Production Order. the point is i want to know the affection of Movement type 261 thru maintenance order and Production order. if i change any settings for Maintenance order it will affect to production order process also for 261 movement type ?

1090


What is screw,centrifugal and rotary type compressors,how it works and what is principle .

854


what do you mean by resistivity survey of tubewell

903