Question: A hydraulic coupling belongs to the category of [A]. power absorbing machines [B]. power developing machines [C]. energy transfer machines [D]. energy generating machines Answer: Option C Explanation: No answer description available for this question.

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…

Question: A hydraulic ram is a device used to [A]. store the energy of water [B]. increase the pressure of water [C]. to lift water from deep wells [D]. to lift small quantity of water to a greater height when…