The horse power required in above case will be___________________?

Question: A Pelton wheel develops 1750 kW under a head of 100 metres while running at 200 r.p.m. and discharging 2500 litres of water per second. The unit speed of the wheel is
[A].

10 r.p.m.

[B].

20 r.p.m.

[C].

40 r.p.m.

[D].

80 r.p.m.

Answer: Option B

Explanation:

No answer description available for this question.

Question: In a mixed flow centrifugal pump, the flow through the impeller is a combination of radial and axial flows.
[A].

Correct

[B].

Incorrect

Answer: Option A

Explanation:

No answer description available for this question.

Question: An impulse turbine is used for
[A].

low head of water

[B].

high head of water

[C].

medium head of water

[D].

high discharge

Answer: Option B

Explanation:

No answer description available for this question.

Question: Discharge of a centrifugal pump is
[A].

directly proportional to diameter of its impeller

[B].

inversely proportional to diameter of its impeller

[C].

directly proportional to (diameter)2 of its impeller

[D].

inversely proportional to (diameter)2 of its impeller

Answer: Option C

Explanation:

Discharge of a centrifugal pump is directly proportional to (Diameter)^2 of its impeller.

Head of a centrifugal pump is directly proportional to (Diameter)^2 of its impeller.

Power Developed of a centrifugal pump is directly proportional to (Diameter)^4 of its impeller.

Question: In a Kaplan turbine runner, the number of blades are generally between
[A].

2 to 4

[B].

4 to 8

[C].

8 to l6

[D].

16 to 24

Answer: Option B

Explanation:

No answer description available for this question.