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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The major axis of elliptical manholes on the shell should be provided

Longitudinally
Circumferentially
On dished end
Anywhere

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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 super-saturation
Degree of superheat
Degree of under-cooling

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Steam Boilers, Engines, Nozzles and Turbines
The mechanical draught _________ with the amount of smoke.

Increases
Does not effect
Decreases
None of these

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Steam Boilers, Engines, Nozzles and Turbines
A safety valve mainly used with locomotive and marine boilers is

Spring loaded safety valve
High steam and low water safety valve
Dead weight safety valve
Lever safety valve

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

Remains constant
None of these
Decreases
Increases

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following is required for a steam condensing plant?

Condensate pump
All of these
Air extraction pump
Condenser

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