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Mechanical Engineering Interview Questions
Questions Answers Views Company eMail

What is the effect of high alkaline water to a boiler?

RRB,

1170

Steps In starting boilers.

RRB,

1373

Small gear found in the steam turbine.

ABC Inc, RRB, Siemens,

1179

What is an Economizer?

RRB,

2 2199

What are the methods of heat transfer?

ABC Inc, RRB, Siemens,

2 2518

Types of pressure

ABC Inc, RRB, Siemens,

2 2624

What are the different parts of impulse reaction turbine?

ABC Inc, RRB, Siemens,

1106

What is the color of the flame of the boiler running in good condition?

RRB,

1210

What type of pump is commonly used is feed water system in auxiliary boiler?

ABC Inc, RRB, Siemens,

987

What is the specific heat of water?

ABC Inc, RRB, SFL, Siemens,

1037

What do you do to prevent flare black?

ABC Inc, RRB, Siemens,

1027

What is a brake horsepower?

RRB,

1132

What is the purpose of a de-superheater?

ABC Inc, RRB, Siemens,

1257

What is the purpose of corrugated furnaces?

ABC Inc, RRB, Siemens,

1039

What are the causes of steam turbine failure?

ABC Inc, RRB, Siemens,

1314


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Un-Answered Questions { Mechanical Engineering }

WHICH ONE IS PREFERRED, VERTICAL OR HORIZONTAL PUMP WITH COMPLETE TECHNICAL DETAILS

1556


I need some information on EOT CRANES AVAILABILITY calculation and criteria.

3289


What is the melting temperature of the cng long tube fusible plug? And can I use lead solder Sn97Cu3 (Melting temp S/L 227-309 °C) Materials of tube : AISI 4130 Alloy steel

848


why the head portion of the screw jack (which carries the load when not rotating) is made hollow?

1297


Define the terms free energy and free enthalpy. What is their significance and importance ?

235






Is it possible to make common ducting for Induced draft boiler with Forced Draft Boiler?  Induced Draft Boiler is having Agrowaste type and Forced Draft Boiler is of Oil Firing type.

1017


what is sight glass, water level meter, water level indicator, level control probe?

1041


What is the felding arrangment of the boiler

1398


What are the safety devices that are fitted in a refrigeration system?

1250


What is the use of center punch?

250


can a deareator be placed at any height with care that suction (NPSH) for feed pump is satisfied

1042


what is jdbc bridge?

1289


can any one pls refer me any sites which have notes regarding Body-in-white(welding fixtures)...pls

1137


Hello i want to design a portable 1/4HP pressure washer pump like elgi reciprocating pump which are being used in service station.what are the design aspects to taken in to consideration for making new pump.

1161


Do you work for many hours each day?

204