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Mechanical Engineering - Hydraulic Machines

Exercise : Hydraulic Machines - Section 3
36.
In an outward flow reaction turbine
the water flows parallel to the axis of the wheel
the water enters at the centre of the wheel and then flows towards the outer periphery of the wheel
the water enters the wheel at the outer periphery and then flows towards the centre of the wheel
the flow of water is partly radial and partly axial
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
A hydraulic press is a device used
to store pressure energy which may be supplied to a machine later on
to increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure
to lift larger load by the application of a comparatively much smaller force
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
The flow ratio in case of Francis turbine varies from
0.15 to 0.3
0.4 to 0.5
0.6 to 0.9
1 to 1.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.?
Pelton wheel
Francis turbine
Kaplan turbine
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
The number of buckets on the periphery of a Pelton wheel is given by
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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