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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The saturation temperature of steam with increase in pressure increases

Inversely
Linearly
Rapidly first and then slowly
Slowly first and then rapidly

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Steam Boilers, Engines, Nozzles and Turbines
The critical pressure ratio for initially dry saturated steam is

0.577
0.546
0.582
0.601

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Steam Boilers, Engines, Nozzles and Turbines
Lancashire boiler is

Horizontal boiler
Stationary fire tube boiler
All of these
Internally fired boiler

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Steam Boilers, Engines, Nozzles and Turbines
In impulse turbines, when friction is neglected, the relative velocity of steam at outlet tip of the blade is _________ the relative velocity of steam at inlet tip of the blade.

Equal to
Less than
None of these
Greater than

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Steam Boilers, Engines, Nozzles and Turbines
Steam turbines may be classified according to

Mode of steam action
All of these
Number of stages
Direction of steam flow

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Steam Boilers, Engines, Nozzles and Turbines
The actual power supplied by the engine crankshaft is called

Brake power
None of these
Frictional power
Indicated power

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