Physics
A force of 50 kgf is applied to the smaller piston of a hydraulic machine. Neglecting friction, find the force exerted on the large piston, if the diameters of the pistons are 5 cm and 25 cm respectively.
Related Questions
Two cylindrical vessels fitted with pistons A and B of area of cross section 8 cm 2 and 320 cm 2 respectively, are joined at their bottom by a tube and they are completely filled with water. When a mass of 4 kg is placed on piston A, find : (i) the pressure on piston A, (ii) the pressure on piston B, and (iii) the thrust on piston B.
The areas of pistons in a hydraulic machine are 5 cm 2 and 625 cm 2. What force on the smaller piston will support a load of 1250 N on the larger piston ? State any assumption which you make in your calculation.
(a) The diameter of neck and bottom of a bottle are 2 cm and 10 cm respectively. The bottle is completely filled with oil. If the cork in the neck is pressed in with a force of 1.2 kgf, what force is exerted on the bottom of the bottle ?
(b) Name the law/principle you have used to find the force in part (a)
What force is applied on a piston of area of cross section 2 cm 2 to obtain a force 150 N on the piston of area of cross section 12 cm 2 in a hydraulic machine ?