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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Hygrometry deals with the

Water vapor in air
Pressure of air
Hygroscopic substances
Temperature of air

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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

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

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Steam Boilers, Engines, Nozzles and Turbines
Sublimation region is the region where

Solid, liquid and vapor phases are in equilibrium
Solid and vapor phases are in equilibrium
Liquid and vapor phases are in equilibrium
Solid and liquid phases are in equilibrium

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Steam Boilers, Engines, Nozzles and Turbines
Superheating of steam is done at

Constant entropy
Constant pressure
Constant temperature
Constant volume

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Steam Boilers, Engines, Nozzles and Turbines
A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit.

Safety valve
Blow off cock
Fusible plug
Stop valve

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

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

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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