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Engineering
Mechanical
ME Set-1
Steam Boilers and Engines
87

Steam Boilers and Engines MCQ with Answers

87) The diameter of a cylindrical shell of a Scotch marine boiler varies from

1.5 to 2 m

2.5 to 3.5 m

3.5 to 4.5 m

none of these

Answer is:

2.5 to 3.5 m

Steam Boilers and Engines MCQ with Answers

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Related Steam Boilers and Engines MCQ with Answers

88) The missing quantity per stroke is equal to

cylinder feed - indicated mass of steam

cylinder feed + indicated mass of steam

mass of cushion steam + indicated mass of steam

mass of cushion steam + cylinder feed

Answer is:

cylinder feed - indicated mass of steam

89) In case of non-condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is __________ the condenser pressure.

equal to

lower than

higher than

none of these

Answer is:

higher than

90) A compound steam engine requires a heavier flywheel than simple steam engines.

Right

Wrong

Answer is:

Wrong

91) A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached to two different cranks set at 180 Degree to each other, is called

receiver type compound engine

Tandem type compound engine

Woolf type compound engine

none of these

Answer is:

Woolf type compound engine

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