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 purpose of superheater?

ABC Inc, RRB, Siemens,

2 5220

Given a cutaway isometric view of the steam turbine.

ABC Inc, RRB, Siemens,

2598

What is thrust bearing?

RRB,

1 4262

Give five boiler mounting valves.

ABC Inc, Renault Nissan, RRB, Siemens,

1 5653

"In steam boiler, what are the various test in water boiler?"

ABC Inc, RRB, Siemens,

1 4433

How much calorific value of heat is needed to heat 00c of

ABC Inc, RRB, Siemens,

1904

What will happen if boiler backfires?

ABC Inc, RRB, Siemens,

1974

What is the color of flame if the boiler is running in good condition? How about when it is not in good condition?

ABC Inc, RRB, Siemens,

2393

How does the steam work in a steam turbine?

ABC Inc, RRB, Siemens,

2340

What are the causes of boiler backfire and steps in how to prevent it from happening?

RRB,

1 5704

What are the causes of high alkalinity in boiler water?

RRB,

1 2732

"What are sensible heat, latent heat, and specific heat of water?"

RRB,

1 2478

What are the causes of turbine vibration

RRB,

1967

Identify the parts of steam turbine

ABC Inc, RRB, Siemens,

2320

What is the normal Ph value of boiler water

ABC Inc, RRB, Siemens,

2 5136

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Un-Answered Questions { Mechanical Engineering }

Define a process flow diagram?

1060

To operate 4 ac of 2 tons how kva genatator need

1566

what is procedure of measuring operating length of mechanical seal . (in case of centrifugal pump)

2301

How much pressure on air reservoir?

1942

How can be calculate discharge of id fan. impeller dia-800 mm,motor capacity 10 hp 2800 rpm,blower opening section 230*130 mm

3784

At 50 Centigrade (Fuel oil) what is its cast?

2021

Working Detail of enging?

2150

What is a mechanism?

1092

Explain the differences between pneumatics and hydraulics?

1207

Which reactor uses primary coolant as fluoride salts of lithium, beryllium, thorium and uranium ?

1244

What is the date of first titan launch from cape canaveral?

1064

why screw pump are used insteed of centrifugal pump?

2057

What are the advantages of white metal?

2503

What instrument in a car measures its speed?

1196

plese send me the rrb model questions for JE mechanical

2172

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