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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
On Mollier chart, flow through turbine is represented by

Curved line
Horizontal straight line
Straight inclined line
Vertical straight line

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Steam Boilers, Engines, Nozzles and Turbines
The amount of water evaporated in kg per kg of fuel burnt is called

None of these
Evaporative capacity of a boiler
Equivalent evaporation from and at 100° C
Boiler efficiency

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Steam Boilers, Engines, Nozzles and Turbines
In order to compare the capacity of boilers, the feed water temperature and working pressure are taken as

100°C and 1.1 bar pressure
50°C and normal atmospheric pressure
50°C and 1.1 bar pressure
100°C and normal atmospheric pressure

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

Frictional power
None of these
Indicated power
Brake power

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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
Same
Less
More

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Steam Boilers, Engines, Nozzles and Turbines
Expanding steam to a very low pressure (high vacuum) in steam engines is

Uneconomical
Essential
Desirable
Economical

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