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Engineering
Mechanical
ME Set-1
Steam Boilers and Engines
115

Steam Boilers and Engines MCQ with Answers

115) In a compound steam engine, the temperature range per cylinder is reduced, with corresponding reduction in the condensation.

Correct

Incorrect

Answer is:

Correct

Steam Boilers and Engines MCQ with Answers

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Related Steam Boilers and Engines MCQ with Answers

116) The cylinder condensation or missing quantity may be reduced by

the efficient steam jacketing of the cylinder walls

superheating the steam supplied to the engine cylinder

keeping the expansion ratio small in each cylinder

all of the above

Answer is:

all of the above

117) The actual vacuum in a condenser is equal to

barometric pressure + actual pressure

barometric pressure - actual pressure

gauge pressure + atmospheric pressure

gauge pressure - atmospheric pressure

Answer is:

gauge pressure - atmospheric pressure

118) The function of a superheater is to heat the feed water by utilising the heat in the exhaust flue gases before leaving through the chimney.

Yes

No

Unknown

None

Answer is:

No

119) Willian's line follows the law (where b = A constant representing the shape of the Willian's line, a = Another constant i.e. no load consumption per hour, I.P. = Indicated power, and m = Steam consumption per hour)

I.P. = a x m + b

m = a + b x I.P.

I.P. = b x m + a

m = b/I.P. - a

Answer is:

m = a + b x I.P.

Steam Boilers and Engines MCQ with Answers

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