question_answer

Consider the following statements:

A surge tank provided on the penstock connected to a water turbine

1. Helps in reducing the water hammer

2. Stores extra water when not needed.

3. Provides increased demand of water.

Which of these statements are correct?

A) 1 and 3            

B) 2 and 3

C) 1 and 2            

D) 1, 2 and 3