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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
By compounding the expansion of steam in two or more cylinders, the ratio of expansion

Does not change
None of these
Increases
Decreases

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Steam Boilers, Engines, Nozzles and Turbines
The increase in pressure

Lowers the boiling point of a liquid
Does not affects the boiling point of a liquid
Raises the boiling point of a liquid
Reduces its volume

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Steam Boilers, Engines, Nozzles and Turbines
The actual power generated in the engine cylinder is called

None of these
Frictional power
Brake power
Indicated power

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Steam Boilers, Engines, Nozzles and Turbines
A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as

Stop valve
Superheater
Fusible plug
Blow off cock

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Steam Boilers, Engines, Nozzles and Turbines
The water tubes in a Babcock and Wilcox boiler are

Inclined
Horizontal
Vertical
Horizontal and inclined

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of a pressure-velocity compounded impulse turbine is __________ as compared to pressure compounded impulse turbine.

None of these
More
Same
Less

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