Mass Transfer-Data Intensity 4 | Multiple Questions and Answers

11.	The velocity, concentration and temperature boundary, for the boundary layer development on a flat plate during connective mass transfer will be same, if__?

	A.	NSc = 1
	B.	NSc = NPr = NLe
	C.	NPr = NLe
	D.	NSc = NLe

12.	During sensible cooling process ___?

	A.	Relative humidity decreases
	B.	Relative humidity increases
	C.	Wet bulb temperature decreases
	D.	Both B and C

13.	The boiling points of pure components of a binary system __________ with increase in total pressure of the system ?

	A.	Decreases
	B.	Increases
	C.	Remains unchanged
	D.	May increase or decrease, depends on the system

14.	Large scale usage of flash distillation is practised in ___?

	A.	Soap manufacturing
	B.	Ammonia synthesis plant
	C.	Polymerisation industry
	D.	Petroleum refining