Equivalence evaporation is defined as

1.	Equivalence evaporation is defined as
A.	the ratio of heat actually used in producing stream to the heat liberated in the furnace
B.	the amount of water evaporated in kg per kg of coal burnt
C.	evaporation of water from and at 100°C into dry saturated steam
D.	evaporation of 15.653 kg of water per hour from and at 100°C
Answer» D. evaporation of 15.653 kg of water per hour from and at 100°C

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