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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The friction in the nozzle __________ exit velocity of steam.

Increases
Decreases
None of these
Has no effect on

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Steam Boilers, Engines, Nozzles and Turbines
A binary vapor plant consists of

All of the listed here
Mercury boiler
Steam turbine
Steam condenser

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following varieties of coals is mostly used in steam boilers?

Non-coking bituminous coal
Peat
None of the listed here
Brown coal

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Steam Boilers, Engines, Nozzles and Turbines
A compound steam engine in which the high pressure and low pressure cylinders have common piston rod, is called

None of these
Woolf type compound engine
Receiver type compound engine
Tandem type compound engine

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Steam Boilers, Engines, Nozzles and Turbines
A device used to increase the temperature of saturated steam without raising its pressure, is called

Superheater
Blow off cock
Stop valve
Fusible plug

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Steam Boilers, Engines, Nozzles and Turbines
When steam after doing work in the cylinder passes into a condenser, the engine is said to be a

Slow speed engine
Vertical steam engine
Condensing steam engine
Non-condensing steam engine

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