Question:-
Which one of the following is the correct statement?
To get supersonic velocity of steam at nozzle exit with a large pressure drop across it, the duct must:
Option (A)
converge from inlet to exit
Option (B)
diverge from inlet to exit
Option(C)
first converge to the throat and then diverge till exit
Option(D)
remain constant in cross-section
Correct Option:
(C)
question-answer-faq-9920