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Steam Boilers, Engines, Nozzles and Turbines

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

102 Joules
9.81 Joules
427 Joules
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of fire tube of Cornish boiler compared to its shell is

One half
One third
One fourth
One fifth

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Steam Boilers, Engines, Nozzles and Turbines
The variation of steam pressure in the nozzle depends upon

Dryness fraction of steam
Specific volume of steam
All of these
Velocity of steam

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Steam Boilers, Engines, Nozzles and Turbines
With increase in load, convection superheater has

Flat characteristic
Rising characteristic
Drooping characteristic
Linear characteristic

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Steam Boilers, Engines, Nozzles and Turbines
Water at pressure of 4 kg/cm² and 160°C temperature when exposed to atmosphere will

Flash i.e. get converted into steam
Boil
Cool down
Remain as it was

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Steam Boilers, Engines, Nozzles and Turbines
The critical pressure ratio for initially superheated steam is __________ as compared to initially dry saturated steam.

None of these
Less
More
Same

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