1.

A nozzle is said to be a divergent nozzle

A. when the cross-section of the nozzle increases continuously from entrance to exit
B. when the cross-section of the nozzle decreases continuously from entrance to exit
C. when the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit
D. none of the mentioned
Answer» B. when the cross-section of the nozzle decreases continuously from entrance to exit


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