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

Mechanical Engineering Interview Questions

Questions Answers Views Company eMail

what is the diffrence between construction of reaction turbine and impulse turbine

4 7987

what is back plate in centrifugal pumps and its purpose?

NTPC,

7 28957

purpose of centrifugal pump casing wear ring and impeller wear ring

Jyoti Ltd, Kirloskar, NPCIL,

10 56758

A bearing is designated as 6205 , what is it’s bore diameter:

12 24794

How to find rating of Chiller a.c. plant i.e. how to calculate the a.c. load of an area, feeded by Chiller ?

Deloitte, Voltas,

4166

sir iam vinod kumar i have done B.TECH. in mechanical engg in 2007 i want to choose career as section engg.please give the information about coaching institute.

1866

what is the trignometry of lifting tools using the wire rope ? any formula for trignometry ?

GE, ONGC,

2053

what is the purpose of reheating the fuel in gas turbine

5 10076

Are any pure impulse or pure reaction turbines are existing in our world?

6 10347

In what principal an hydraulic governor does work?

2 7164

What is latent heat of melting? What is latent heat of vaporization? What is difference b/w steam, wet steam, saturated steam and superheated steam? What is relationship of boiling point and pressure? What is mean by HP steam? What is function of HP steam system? What are main components of HP steam system? What is function of steam strainer? What are conditions for opening of warm up control v/v LBA10AA050? What are conditions for opening of turbine control v/v?

2 6025

sir/ madam i m apearing to rrb bhubaneswar for entrans exam please i want a help to get thruogh this

RRB,

2180

junior engineeer (railway previous questions)

1906

why study in Michigan tech univ

Visa,

1886

what is broadcast id for class a , class b , class c ?

Google, jetking,

2 4309

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Un-Answered Questions { Mechanical Engineering }

Explain why diesel engine is known as high torque and petrol engine as high speed engine?

1189

What ill be the shaft diameter with clearance having a bearing bore is 30mm?

3376

Define isometric drawing?

1158

what is difference between fan and blowers

2483

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

995

What is raito of coolent level in DG

2205

what is critical temprature discuss that is any pressure greater than critical pressure is valid for boiler design.....2 in what cycle steam power plant is based draw h-s diagram.different process to make gear what is tooth profile what is generatic and directric and many more as i m doing mtech thats why interview was of 30 minute...........

2309

what is the significance of line of action in gear?

2095

Name the grade of forged steel use for manufacturing of master connecting rod and why to prefer that grade.

1734

How does optical pyrometer work?

2170

how can you describe yourself

2296

why the frequency of natural vibration is always greater than the forcedd vibration.??

2344

Why entropy change for a reversible adiabatic process is zero ?

1209

what will happen if petrol engine make to run with diesel

1632

Define nusselt number [nu].

1061

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