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A car is lifted by a hydraulic jack that...

A car is lifted by a hydraulic jack that consists of two pistons. The diameter of the larger piston is 2 m and that of the smaller piston is 50 cm. If the force applied on the smaller piston is 240 N, find the weight of the car.

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(i) Give principle of Bramah's press.
What is Pascal's law ?
Give the area of cross-section of the two pistons.
Substitute the values in the formula, `(F_(1))/(A_(1))=(F_(2))/(A_(2))`
Find the value of `'F_(2)'`
(ii) 3840 N
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