Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

WHAT ARE EARTH MOVING M/CS? WHAT IS BATCHING PLANT? WHAT IS HYDRAULIC JUMP? WHAT IS TIPPER (EARTH MOVING M/C)?

1419

DRAW REFRIGERATION CYCLE? WHICH REFRIGERANT USED IN IDUSTRY & HOME? EOT CRANES SPEED ? WHAT IS KOM ? TELLL ME ABOUT YOU? WHAT WAS YOUR FAVORITE SUBJECT?

3 2633

which kind of force act when the piston slides inside the cylinder?and how to calculate that force or stress theoritically.

4 2814




what are the parameters are selected while manufacturing a single cylinder block?what are the different kind of test is conducted on it so that it can withstand with all those condition which required to run the engine efficiently.which force is act when piston slide inside the cylinder.

716

what are the parameters are selected while manufacturing a single cylinder block?what are the different kind of test is conducted on it so that it can withstand with all those condition which required to run the engine efficiently.which force is act when piston slide inside the cylinder.

Emco,

701

types of stainless steel.why does this called stainless.what is passivation related to SS? What is sensitisation in stainless? Examples of diffrent type of steel e.g. austenatic,martensite,ferritic etc. 304,303,316. How to get rid of carbide formation in SS and stablization in SS.(347 etc.)Different type of heat treatments. Iron carbon diagram. Nelson chart with respect to corosion. Diffrent type of corosion and causes. Carbon equvalent number. Welding related questions.(requirement of post and pre heating in welding). welding of SS. If you have pre experience in maintenance then Material and welding related questions will be there. Then various types equipment in plant (a) static (b) rotatic in pumps and compressor,turbines funda of balance drum and balance disc, balancing line. Impulse wheel, wheel chamber pressure and its effect on turbone health if this increases. Thermal expansion of turbines and with respect to how foundation bolting are designed. Fixing of lower casing before dismantling. Most important shaft alignment and balancing of rotating equipment,classification of static and rotatic equpment used in process plants. Materials for diffrent services as refinery plants fertilizer plants, cement plants, sulphur plants, crude oil with higher sulphur services, then third important thing is codes, standards and recommended practices of diffrent organisation like ASTM,ASME,API,TEMA,BIS,IS,ISO,NPFA,OISD etc. diffrent type of work permit systems fire and safety point of view.

1 4305

how water evaporated in sea

OGDCL,

782

If saturated temp of water is 99.8degc at atmospheric pressure,then how the water of sea is evaporated at normal temp

779




how water get evaporated in cooling tower

4 3219

if in centrifugal pump suction,discharge and impeller size constant and motor rpm increase.what is the effect on motor ampere?

3 2598

How do we calculate the CFT?

1 2661

All industrial (power plant, sugar. Cement etc...) chimneys are circular in shape rather than any other shapes... Y..?

UltraTech, BPCL Bharat Petroleum,

9 12244

difference between pipe and tube

16 13299

Respected Sir, I am preparing for J.E of RRB Chennai.Please send me all RRB Chennai solved paper in the year of 2004 to till date. My ID is musini_p@rediffmail.com Thanking you sir, Anand

1 1399

Dear sir, I have applied section engineer post at rrb Chennai.Please send me the previous technical question papers and answers

RRB,

741


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Un-Answered Questions { Mechanical Engineering }

hi i m Divyen . i have completed 10+3 in diploma in mechanical Engineering. so can i apply for student visa for canada?

732


why constant pressure is consider for thermal diffusivity??

778


What are the types of pump can be found in the engine room

615


If mft not act when spark failure 3 time what problem will happen in boiler side

417


ongc recruitment sample paper for asst.technician technical

10672






Any one please sent me a mahindra tractors model question papers.

775


Are you ready to relocate with your immediate family as a new employee?

498


what is inlet gas pressure of ge 9 fa gas turbine ?

869


tell me about a time you were able to successfully deal with another person even when that individual may not have personally liked you or vice versa.

930


what is the difference between impact force and sudden force? pls give any example.

838


my dad is refused 8 times in visitor visa? now my dad wants to go usa only? tell me what he can do? whats the reason?

849


please send all previous solved question papers on HLL......

1654


What causes damage to impellers?

651


Critical speed of turbine means the natural frequency and resonance frequency are matching and cause for vibration and noise. which is the natural frequency. how it reflect in vibration.

803


What is the specific heat of water?

647