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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The number of flue tubes in Lancashire boiler is

One
Four
Two
Zero

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of the plant __________ with the mechanical draught.

Decreases
Remains constant
None of these
Increases

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Steam Boilers, Engines, Nozzles and Turbines
1 kg.m is equal to

427 Joules
102 Joules
9.81 Joules
None of these

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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 a reaction turbine, when steam flows through the moving blades,

Pressure and velocity both increases
Pressure decreases while velocity increases
Pressure increases while velocity decreases
Pressure and velocity both decreases

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Steam Boilers, Engines, Nozzles and Turbines
The pressure compounded impulse turbine as compared to velocity compounded turbine require __________ number of stages.

More
Less
Same
None of these

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