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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The discharge is __________ at critical pressure.

None of these
Minimum
Zero
Maximum

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Steam Boilers, Engines, Nozzles and Turbines
In a uniflow engine

Steam enters and exhausts through the same port
Steam enters at the centre and exhausts at the other end
Steam enters at one end and exhausts at the centre
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The difference of supersaturated temperature and saturation temperature at that pressure is called

None of the listed here
Degree of superheat
Degree of super-saturation
Degree of under-cooling

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Steam Boilers, Engines, Nozzles and Turbines
Lancashire boiler is

Horizontal boiler
Internally fired boiler
Stationary fire tube boiler
All of these

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Steam Boilers, Engines, Nozzles and Turbines
The feed check valve is used in order to

Recirculate unwanted feed water
Allow high pressure feed water to flow to drum and not allow reverse flow to take place
Regulate flow of boiler water
Check level of water in boiler drum

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

2.5 m
1 m
1.5 m
2 m

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