Which of the following is the correct formula for factor of evaporatio

1.	Which of the following is the correct formula for factor of evaporation?
A.	f = ( frac{h-h_{f1}}{2257} )
B.	f = ( frac{h_{f1}-h}{2257} )
C.	f = ( frac{h-h_{f1}}{1257} )
D.	f = ( frac{h_{f1}-h}{1257} )
Answer» B. f = ( frac{h_{f1}-h}{2257} )

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Which of the following is the correct formula for factor of evaporation?

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