question_answer

Which one of the following is caused by the occurrence of a normal shock in the diverging section of a convergent-divergent nozzle?

1. Velocity jump

2. Pressure jump

3. Velocity drop

4. Pressure drop

Select the correct answer using the codes given below:

A) 1 only              

B) 1 and 2

C) 2 and 3            

D) 1 and 4