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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Adiabatic process is

Constant temperature process
Non-heat transfer process
Essentially an isentropic process
Reversible process

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Steam Boilers, Engines, Nozzles and Turbines
The ratio of the work-done on the blades per kg of steam to the total energy supplied per stage per kg of steam is called

Nozzle efficiency
Stage efficiency
Mechanical efficiency
Blading efficiency

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Steam Boilers, Engines, Nozzles and Turbines
The density of supersaturated steam is about __________ that of the ordinary saturated vapor at the corresponding pressure.

Same as
4 times
2 times
8 times

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Steam Boilers, Engines, Nozzles and Turbines
Locomotive boiler is of the following type

All of the listed here
Multi tubular
Internally fired
Horizontal

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Steam Boilers, Engines, Nozzles and Turbines
Blading efficiency is also known as

Stage efficiency
Nozzle efficiency
Diagram efficiency
None of these

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

Blast furnace gas
Coal gas
Water gas
Producer gas

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