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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
When the cross-section of a nozzle __________ continuously from entrance to exit, it is called a convergent nozzle.

Decreases
Remain same
Increases
None of these

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following compound steam engine requires a smaller flywheel?

All of these
Woolf type
Receiver type
Tandem type

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of Cornish boiler is of the order of

12 m
1.52.5 m
2.53.5 m
23 m

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Steam Boilers, Engines, Nozzles and Turbines
A device used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit, is called

None of these
Superheater
Blow off cock
Stop valve

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Steam Boilers, Engines, Nozzles and Turbines
In forced circulation steam boilers, the force is applied

To drain off the water
All of these
To draw water
To circulate water

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Steam Boilers, Engines, Nozzles and Turbines
The length of shell of a Locomotive boiler is

1 m
3 m
2 m
4 m

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