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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Parson's turbine is a

None of these
Simple impulse turbine
Impulse-reaction turbine
Simple reaction turbine

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

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

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Steam Boilers, Engines, Nozzles and Turbines
An economiser in a boiler

Decreases fuel consumption
Increases steam flow
Increases steam pressure
Decreases steam pressure

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Steam Boilers, Engines, Nozzles and Turbines
For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is

1 kg
2 kg
8/3 kg
4/3 kg

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Steam Boilers, Engines, Nozzles and Turbines
The radius of a dished head is taken approximately as

Half
One fourth
One
Two

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Steam Boilers, Engines, Nozzles and Turbines
Fire tube boilers are those in which

Water passes through the tubes and flue gases around it
Flue gases pass through tubes and water around it
Forced circulation takes place
Tubes are laid vertically

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