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STEAM BOILERS, ENGINES, NOZZLES AND TURBINES

Steam Boilers, Engines, Nozzles and Turbines
The effect of bleeding is that

It decreases the power developed by the turbine
It increases the thermodynamic efficiency of the turbine
All of these
Boiler is supplied with hot water

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following is not a boiler mounting?

Economiser
Fusible plug
Blow off cock
Feed check valve

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Steam Boilers, Engines, Nozzles and Turbines
The pressure of steam in the engine cylinder at the beginning of the stroke is ________ the boiler pressure.

Higher than
Equal to
None of these
Less than

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Steam Boilers, Engines, Nozzles and Turbines
The heat balance sheet for the boiler shows the

All of these
Complete account of heat supplied by 1 kg of dry fuel and the heat consumed
Steam formed by combustion of hydrogen per kg of fuel
Moisture present in the fuel

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following gases has the highest calorific value?

Producer gas
Coal gas
Blast furnace gas
Water gas

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