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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The rate of discharge through the nozzle ___ when the exit pressure is gradually reduced.

Remains same
None of the listed here
Increases
Decreases

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Steam Boilers, Engines, Nozzles and Turbines
Heating wet steam at constant temperature is heating it at constant

Pressure
Entropy
Volume
Enthalpy

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

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

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following is a water tube boiler?

Locomotive boiler
Cochran boiler
Babcock and Wilcox boiler
Lancashire boiler

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Steam Boilers, Engines, Nozzles and Turbines
The shell diameter and length of locomotive boiler are

1 m, 4 m
2 m, 4 m
1.5 m, 4 m
1.5 m, 6 m

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

None of these
102 Joules
427 Joules
9.81 Joules

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