Question

The area of the piston to the master cylinder in a hydraulic braking system of a...

The area of the piston to the master cylinder in a hydraulic braking system of a 4-wheel car is 0.5 square inches. If a force of 5.2 lb is applied to this piston, what is the force on the brake pad of one wheel if the area of the pad is 2 square inches?

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Answer #1

In a hydraulic system, pressure change is transmitted to all the points equally. (Pascal's law)

At the master cylinder, pressure change is

At the brake pad, pressure change is

Force on the brake pad

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