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ME Set-3
Pressure Vessels
369

Pressure Vessels and Engines MCQ with Answers

369) The condition of steam in boiler drum is always

dry

wet

saturated

supersaturated

Answer is:

wet

Pressure Vessels and Engines MCQ with Answers

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Related Pressure Vessels and Engines MCQ with Answers

370) The balanced draft furnace is one using

induced draft fan and chimney

induced draft fan and forced draft fan

forced draft fan and chimney

any one of the above

Answer is:

induced draft fan and forced draft fan

371) In order to obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace vacuum will

remain unaffected

improve

worsen

may improve/worsen depending on size

Answer is:

worsen

372) Maximum energy loss in a boiler occurs due to

unburnt carbon in ash

incomplete combustion

ash content

flue gases

Answer is:

flue gases

373) Over fire burning is the phenomenon of

supply of excess, air

supply of excess coal

burning CO and unburnts in upper zone of furnace by supplying more air

fuel bed firing

Answer is:

burning CO and unburnts in upper zone of furnace by supplying more air

Pressure Vessels and Engines MCQ with Answers

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