Figure below shows part of a hydraulic press. The plunger is the position where effort is applied while the Ram piston is the position where...

      

Figure below shows part of a hydraulic press. The plunger is the position where effort is applied while the Ram piston is the position where load is applied. The plunger has cross-section area, a m2 while the Ram piston has cross section area, a m2.
plu12732019323.png

When the plunger moves down a distance d the Ram piston moves up a distance D.
(i) State the property of liquid pressure on which the working of the hydraulic press works.
(ii) Derive an impression for the velocity ratio (V.R) in terms of A and a.

  

Answers


Wilfred
(i) Pressure in liquids is transmitted equally throughout the liquid

(ii) Volume of the oil displace by plunger = volume received by ram
plu1b2732019327.png
Wilfykil answered the question on March 27, 2019 at 12:28


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