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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Film boiling occurs at

Very high pressures
Atmospheric pressures
Very low pressure
Medium pressures

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Steam Boilers, Engines, Nozzles and Turbines
The critical pressure ratio for initially wet steam is

0.601
0.546
0.577
0.582

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

Circumferentially
Longitudinally
On dished end
Anywhere

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following substance will have same percentage in both proximate and ultimate analysis?

Ash
Hydrogen
Moisture
Volatile matter

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Steam Boilers, Engines, Nozzles and Turbines
At very low temperature, the melting and boiling temperatures become equal. This temperature is

0°K
273.16°K
373°K
303°K

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Steam Boilers, Engines, Nozzles and Turbines
Steam engine operates on

Carnot cycle
Stirling cycle
Brayton cycle
Joule cycle

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