When the back pressure of a nozzle is below the designed value of pressure at exit of nozzle, the nozzle is said to be
A.choked
B.underdamping
C.overdamping
D.none of these
Answer:B
When the back pressure of a nozzle is below the designed value of pressure at exit of nozzle, the nozzle is said to be
A.choked B.underdamping C.overdamping D.none of these