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Steam Boilers and Engines - Engineering

Q1:

The efficiency of a boiler is defined as

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

B ratio of the mass of steam produced to the mass of total water supplied in a given time

C ratio of the heat liberated in the furnace to the heat actually Used in producing steam

D none of the above

ANS:A - ratio of heat actually used in producing steam to the heat liberated in the furnace

Explanation: No answer description is available.