One horsepower is equal to_________________?
One horsepower is equal to_________________?
A. 102 watts
B. 75 watts
C. 550 watts
D. 736 watts
E. 33000 watts
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A turbine is required to develop 1500 kW at 300 r.p.m. under a head of 150 m. Which of the following turbine should be used ?
Question: A turbine is required to develop 1500 kW at 300 r.p.m. under a head of 150 m. Which of the following turbine should be used ?
[A].Pelton wheel with one nozzle [B].
Pelton wheel with two or more nozzles [C].
Kaplan turbine [D].
Francis turbine Answer: Option A
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 [B].
Kaplan turbine [C].
Francis turbine [D].
none of these Answer: Option B
Explanation:
No answer description available for this question.
A ship with jet propulsion draws water through inlet orifices at right angles to the direction of its motion. The propelling force of the jet is (where a = Area of the jet, Vr = Relative velocity of the jet and ship = V + v, v = Velocity of the ship, and V = Velocity of the jet issuing from the ship)
Question: A ship with jet propulsion draws water through inlet orifices at right angles to the direction of its motion. The propelling force of the jet is (where a = Area of the jet, Vr = Relative velocity of the jet and ship = V + v, v = Velocity of the ship, and V = Velocity of the jet issuing from the ship)
[A].[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Which place in hydraulic turbine is most susceptible for cavitation __________________?
Which place in hydraulic turbine is most susceptible for cavitation __________________?A. inlet of draft rube
B. blade inlet
C. guide blade
D. penstock
E. draft tube exitIn an inward flow reaction turbine
Question: In an inward flow reaction turbine
[A].the water flows parallel to the axis of the wheel [B].
the water enters at the centre of the wheel and then flows towards the outer periphery of the wheel [C].
the water enters the wheel at the outer periphery and then flows towards the centre of the wheel [D].
the flow of water is partly radial and partly axial Answer: Option C
Explanation:
No answer description available for this question.
A hydraulic accumulator is a device used to store __________ energy which may be supplied to a machine later on.
Question: A hydraulic accumulator is a device used to store __________ energy which may be supplied to a machine later on.
[A].strain [B].
pressure [C].
kinetic Answer: Option B
Explanation:
No answer description available for this question.