The equivalent evaporation is defined as - Steam Boilers and Engines Quiz

Mechanical Engineering : Steam Boilers and Engines - Quiz(MCQ)

The equivalent evaporation is defined as

the evaporation of 15.653 kg of water per hour from and at 100Â° C

the amount of water evaporated or steam produced in kg per kg of fuel burnt

the ratio of heat actually used in producing the steam to the heat liberated in the furnace

the amount of water evaporated from and at 100Â° C into dry and saturated steam

Correct Answer : Option (D) : the amount of water evaporated from and at 100Â° C into dry and saturated steam

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In forced circulation steam boilers, the force is applied

to circulate water

to draw water

to drain off the water

All of the above

Correct Answer : to circulate water

The amount of water evaporated in kg per kg of fuel burnt is called

boiler efficiency

equivalent evaporation from and at 100Â° C

evaporative capacity of a boiler

None of the above

Correct Answer : evaporative capacity of a boiler

The ratio of the actual vacuum to the ideal vacuum in a condenser is called

nozzle efficiency

boiler efficiency

vacuum efficiency

condenser efficiency

Correct Answer : vacuum efficiency