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If the Francis turbine is run below 50 percent head for a long period, it will not only lose its efficiency but also the cavitation danger will become more serious.

Question: If the Francis turbine is run below 50 percent head for a long period, it will not only lose its efficiency but also the cavitation danger will become more serious.
[A].

Agree

[B].

Disagree

Answer: Option A

Explanation:

No answer description available for this question.

If the Francis turbine is run below 50 percent head for a long period, it will not only lose its efficiency but also the cavitation danger will become more serious. Read More »

Hydraulic Machines, Mechanical Engineering

In an outward flow reaction turbine

Question: In an outward 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 B

Explanation:

No answer description available for this question.

In an outward flow reaction turbine Read More »

Hydraulic Machines, Mechanical Engineering