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Steam Boilers, Engines, Nozzles and Turbines

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

All of the listed here
Internally fired
Horizontal
Multi tubular

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Steam Boilers, Engines, Nozzles and Turbines
An impulse turbine as compared to a reaction turbine, for a given power has _________ row of blades.

More
Less
Equal
None of these

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Steam Boilers, Engines, Nozzles and Turbines
Curtis turbine is a

Pressure compounded turbine
Pressure-velocity compounded turbine
Simple reaction turbine
Velocity compounded turbine

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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
Reheating of steam
Regenerative feed heating

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Steam Boilers, Engines, Nozzles and Turbines
A device used to heat feed water by utilizing the heat in me exhaust flue gases before leaving through the chimney, is known as

Stop valve
Superheater
Fusible plug
Economizer

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Steam Boilers, Engines, Nozzles and Turbines
The economiser is used in boilers to

Economize on fuel
Extract heat from the exhaust flue gases
Increase thermal efficiency of boiler
Increase flue gas temperature

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