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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The best suited coal for chain or traveling grate stoker boiler is

High sulphur coal
Coking coal
Non-coking or free burning coal
Pulverized coal

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Steam Boilers, Engines, Nozzles and Turbines
The ratio of the actual vacuum to the ideal vacuum in a condenser is called

Vacuum efficiency
Boiler efficiency
Condenser efficiency
Nozzle efficiency

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Steam Boilers, Engines, Nozzles and Turbines
Thermal efficiency of a thermal power plant is of the order of

0.2
0.45
0.3
0.15

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Steam Boilers, Engines, Nozzles and Turbines
The state of vapor under saturation condition is described by

Temperature alone
Pressure alone
Pressure and dryness fraction
Pressure and temperature

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Steam Boilers, Engines, Nozzles and Turbines
The capacity of induced draft fan compared to forced draft fan in a boiler is

Same
Less
More
Less or more depending on size of boiler

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of steam turbines may be improved by

Binary vapor plant
Any one of these
Regenerative feed heating
Reheating of steam

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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