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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Cut-off governing of steam engines is a method of controlling the engine output by varying

All of these
Pressure of intake steam
Temperature of intake steam
Volume of intake steam

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Steam Boilers, Engines, Nozzles and Turbines
On Millier chart, the constant pressure lines

Diverge from left to right
Diverge from right to left
Are equally spaced throughout
First rise up and then fall

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of Cornish boiler varies from

0.5 to 1 m
1 to 2 m
2 to 3 m
1.25 to 2.5 m

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Steam Boilers, Engines, Nozzles and Turbines
Blading efficiency is also known as

Stage efficiency
None of these
Nozzle efficiency
Diagram efficiency

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

Frictional power
Indicated power
None of these
Brake power

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Steam Boilers, Engines, Nozzles and Turbines
The friction in the nozzle __________ exit velocity of steam.

None of these
Has no effect on
Decreases
Increases

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