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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The safety valve at superheater as compared to drum safety valve setting is set at

Higher value
Any value
Lower value
Same value

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Steam Boilers, Engines, Nozzles and Turbines
Size of boiler tubes is specified by

Mean diameter and thickness
Outside diameter and inside diameter
Inside diameter and thickness
Outside diameter and thickness

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Steam Boilers, Engines, Nozzles and Turbines
The high pressure and low pressure cylinders in a Woolf type compound engine are regarded as having cranks

90° to each other
0° to each other
None of these
180° to each other

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Steam Boilers, Engines, Nozzles and Turbines
An economiser is generally placed between

Induced draft fan and forced draft fan
Air preheater and chimney
Last superheater or reheater and air preheater
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of steam turbines may be improved by

Any one of these
Binary vapor plant
Regenerative feed heating
Reheating of steam

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Steam Boilers, Engines, Nozzles and Turbines
The action of steam in a steam turbine is

Static
Static and dynamic
Dynamic
Neither static nor dynamic

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