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Steam Boilers, Engines, Nozzles and Turbines

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
303°K
373°K

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Steam Boilers, Engines, Nozzles and Turbines
The Locomotive boiler has

167 fire tubes and 14 superheated tubes
147 fire tubes and 34 superheated tubes
137 fire tubes and 44 superheated tubes
157 fire tubes and 24 superheated tubes

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Steam Boilers, Engines, Nozzles and Turbines
In a steam condenser, the partial pressure of steam and air are 0.06 bar and 0.007 bar respectively. The condenser pressure is

0.067 bar
0.053 bar
0.007 bar
0.06 bar

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Steam Boilers, Engines, Nozzles and Turbines
One kilowatt-hour energy is equivalent to

360 kJ
3600 kJ
3600 kW/sec
1000 J

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Steam Boilers, Engines, Nozzles and Turbines
In forced circulation steam boilers, the force is applied

All of these
To circulate water
To draw water
To drain off the water

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Steam Boilers, Engines, Nozzles and Turbines
Lancashire boiler has __________ internal flue tubes.

One
Four
Three
Two

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