Question

In a hydraulic press the force is 50 N on a piston of area 4 cm².

a)Calculate the pressure in the liquid.

b) Calculate the force on the other piston of area 8 cm².​

Answer 1

$(4 \sqrt{3})^{2} - (2 \sqrt{2})^{2} \\ = (4 \times 4\times 3) -( 2 \times 2\times 2) \\ = 48 - 8 = 40$