For a flow in a duct, what is Mach number a function of? – McqOptions

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1.	For a flow in a duct, what is Mach number a function of?
A.	Local duct area to sonic throat area
B.	Sonic throat area to local duct area
C.	Local duct area to convergent duct area
D.	Local duct area to divergent duct area
Answer» B. Sonic throat area to local duct area

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