Question:-
The plot for the pressure ratio along the length of the convergent -divergent nozzle is shown in the given figure. The sequence of the flow conditions labelled (1), (2), (3) and (4) in the figure is respectively

Option (A)
supersonic, sonic, subsonic and supersonic
Option (B)
Sonic, supersonic subsonic and supersonic
Option(C)
subsonic, supersonic, sonic and subsonic
Option(D)
sonic, sonic supersonic and subsonic
Correct Option:
(D)
question-answer-faq-9565