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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The performance of a boiler is measured by the

All of the listed here
Amount of water evaporated per hour
Steam produced in kg/h
Steam produced in kg/kg of fuel burnt

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Steam Boilers, Engines, Nozzles and Turbines
A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached to two different cranks set at 180° to each other, is called

Woolf type compound engine
Both (A) and (B)
Receiver type compound engine
Tandem type compound engine

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Steam Boilers, Engines, Nozzles and Turbines
The basic purpose of drum in boiler is to

Remove salts from water
Serve as storage of steam
Serve as storage of feed water for water wall
Separate steam from water

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Steam Boilers, Engines, Nozzles and Turbines
The draught in locomotive boilers is produced by a

Chimney
Centrifugal fan
Steam jet
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The cylinder condensation or missing quantity may be reduced by

Superheating the steam supplied to the engine cylinder
The efficient steam jacketing of the cylinder walls
All of these
Keeping the expansion ratio small in each cylinder

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Steam Boilers, Engines, Nozzles and Turbines
The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

Chimney draught
Induced steam jet draught
None of these
Forced steam jet draught

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