In the expression for finding the rate of flow of air arising due to t – McqOptions

MCQOPTIONS

1.	In the expression for finding the rate of flow of air arising due to the difference in temperature of outside and inside, the coefficient of effectiveness for general conditions is taken as ___________
A.	0.35
B.	0.65
C.	0.85
D.	1.5
Answer» C. 0.85

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