# Mechanical Engineering - Steam Nozzles and Turbines

### Exercise :: Steam Nozzles and Turbines - Section 1

6.

The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle)

 A. remains constant B. decreases C. increases

Explanation:

No answer description available for this question. Let us discuss.

7.

The rate of discharge through the nozzle __________ when the exit pressure is gradually reduced.

 A. remains same B. decreases C. increases

Explanation:

No answer description available for this question. Let us discuss.

8.

The velocity of steam leaving the nozzle (V) is given by (where K = Nozzle coefficient or nozzle efficiency, and hd = Enthalpy or heat drop during expansion of steam in a nozzle)

 A. V = 44.72 hd K B. V = 44.72 K hd C. V = 44.72 K hd D. V = 44.72 K hd

Explanation:

No answer description available for this question. Let us discuss.

9.

In a nozzle, whole frictional loss is assumed to occur between

 A. inlet and thoroat B. inlet and outlet C. throat and exit D. all of these

Explanation:

No answer description available for this question. Let us discuss.

10.

The critical pressure ratio for initially wet steam is

 A. 0.546 B. 0.577 C. 0.582 D. 0.601