A resultant force is a single force which produces the same effect as produced by all the given forces acting on a body.

Question: A hydraulic press is a device used
[A].

to store pressure energy which may be supplied to a machine later on

[B].

to increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure

[C].

to lift larger load by the application of a comparatively much smaller force

[D].

all of the above

Answer: Option C

Explanation:

No answer description available for this question.

Question: The cavitation in reaction turbines is avoided, to a great extent by
[A].

installing the turbine below the tail race level

[B].

using stainless steel runner of the turbine

[C].

providing highly polished blades to the runner

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.