Question: For 450 m head of water, __________ shallbeused.
[A].Pelton wheel
Kaplan turbine
Francis turbine
none of these
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Mechanical Engineering
A Francis turbine is used when the available head of water is
Question: A Francis turbine is used when the available head of water is
[A].0 to 25 m
25 m to 250 m
above 250 m
none of these
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Which of the following turbine is preferred for 0 to 25 m head of water?
Question: Which of the following turbine is preferred for 0 to 25 m head of water?
[A].Pelton wheel
Kaplan turbine
Francis turbine
none of these
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
A Kaplan turbine is preferred for a specific speed of 300 to 1000 r.p.m.
Question: A Kaplan turbine is preferred for a specific speed of 300 to 1000 r.p.m.
[A].Yes
No
[A].
[B].
Answer: Option A
Explanation:
No answer description available for this question.
Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.?
Question: Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.?
[A].Pelton wheel
Francis turbine
Kaplan turbine
none of these
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
A turbine develops 10000 kW under a head of 25 metres at 135 r.p.m. Its specific speed is
Question: A turbine develops 10000 kW under a head of 25 metres at 135 r.p.m. Its specific speed is
[A].175.4 r.p.m.
215.5 r.p.m.
241.5 r.p.m.
275.4 r.p.m
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this 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 discharge of wheel is
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 discharge of wheel is
[A].0.25 m3/s
0.5 m3/s
1.5 m3/s
2.5 m3/s
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this 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
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.
20 r.p.m.
40 r.p.m.
80 r.p.m.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this 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 power of the wheel is
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 power of the wheel is
[A].0.25 kW
0.75 kW
1.75 kW
3.75 kW
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
A Pelton wheel with one nozzle is preferred for a specific speed between 35 to 60 r.p.m.
Question: A Pelton wheel with one nozzle is preferred for a specific speed between 35 to 60 r.p.m.
[A].True
False
[A].
[B].
Answer: Option B
Explanation:
No answer description available for this question.