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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The diameter of a cylindrical shell of a Scotch marine boiler varies from

None of these
1.5 to 2 m
2.5 to 3.5 m
3.5 to 4.5 m

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Steam Boilers, Engines, Nozzles and Turbines
A vessel into which the steam is exhausted and condensed after doing work in an engine cylinder or turbine is known as

Economiser
Steam preheater
Steam condenser
Steam boiler

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Steam Boilers, Engines, Nozzles and Turbines
The cylindrical shell of a Lancashire boiler has diameter from

1.25 to 2.25 m
1.5 to 2.5 m
1.75 to 2.75 m
1 to 2 m

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following is steam dial?

Coking bituminous coal
Brown coal
Non-coking bituminous coal
Pulverized coal

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Steam Boilers, Engines, Nozzles and Turbines
On Mollier chart, free expansion, or throttling process from high pressure to atmosphere is represented by

Vertical straight line
Curved line
Straight inclined line
Horizontal straight line

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

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

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