Mechanical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

Compare the elasticities of a rubber ball, plastic ball, leather ball and steel ball of the same dia.?

2095

why viscosity is measured in kinematic viscosity.?

2071

how the efficency of a coupling is calculated?

2671

An engine operates between temperatures of 900 K and T2. And another engine between T2 and 400 K. For both to do equal work, the value of T2 should be

BITS,

3 7340

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 .

2034

water balance calculation for 1X500 tpd DRI plant?

NBVL,

2771

What is the meaning of glanding ?

Goyal Group, TATA, Tata Motors,

3361

Fabrication Defects

2471

welding defects

MRF, UIO,

2 12326

difference between machining and non-machining?

2224

written test: 1) periodical and monthly maintenance are called preventive or panned maintenance. 2) Mechanical seal parts and their material. 3)Urea plant main parts and their construction material details.4)Name diagram of the given turbine5) Turbine nomenclature like API name.6)All types of corrosion like Galvanic and oxide with example.7)Parts of gate valve and its usage. diaphragm gate valve usage. etc.....

QAFCO,

2281

Action plan to closr NCR (NON COONFORMANCE REPORTS)

2294

What is mean by Battery limit in Refineries & why it is called & the purpose?

1 9909

what is the meaning of rheostat in maximum and minimum position?

2949

what is a full form of UPVC & CPVE?

Solitaire Builders,

2 5531

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Un-Answered Questions { Mechanical Engineering }

Is the hvac machines are designed 10% less than the electrical feeder value?

1757

pls any one send me the last 5 years rrb QP - hari.devarajan@gmail.com

2791

What is gtsc technology?

2293

whether anyone has VEDANTA written question papers?if so send me soon i've placements in dec 2nd week

2280

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

2232

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

1964

What kinds of pipes are used for steam lines?

1192

Why would you use pneumatics?

1080

Can you give me detail of Diesel Quality parameter in use of DG sets.

2001

State newton’s law of convection.

1056

Define Grashof number and its significance?

1185

send me tech quesions please to 470.rajesh@gmail.com

8170

Checking points in steering gear system?

1957

What is the strongest pistol in the world?

1197

hi guys ,pls help me......i urgently need previous year question paper for preparation of HPCL (MECHANICAL).pls email me @ mangal_2911@yahoo.co.in

2062

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