Choking occurs when mach number reaches ________
A. 3
B. 2
C. 1
D. 4
Answer:A
Choking occurs when mach number reaches ________
A. 3 B. 2 C. 1 D. 4
Explanation: When mach number reaches unity no more mass can be reached and hence choking takes place. When mach number reaches unity its speed is heavily increased and hence mass flow is also increased to a great extent.