If air (a non-condensing gas) is present in a condensing vapor stream, – McqOptions

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1.	If air (a non-condensing gas) is present in a condensing vapor stream, it will __________ the condensation rate of vapor.
A.	Increase
B.	Decrease
C.	Not affect
D.	Increase the condensing film co-efficient as well as
Answer» C. Not affect

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