Q107
Which of the following statement is wrong?
A.
The critical pressure gives the velocity of steam at the throat equal to the velocity of sound
B.
The flow in the convergent portion of the nozzle is subsonic
C.
The flow in the divergent portion of the nozzle is supersonic
D.
To increase the velocity of steam above sonic velocity (supersonic) by expanding steam below the critical pressure, the divergent portion for the nozzle is not necessary
AnswerAnswer: Option D
Solution
Answer: Option D
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