Physics · May / June 2017 · Paper 22 · Question 3
5054
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Fig. 3.1 shows the brake pedal of a car which is connected to a brake cylinder. brake pedal pivot brake cylinder fluid piston 80 N 18 cm 4.0 cm F Fig. 3.1 (not to scale) The brake is pressed with a force F. This force produces a moment about the pivot. Pressing the brake causes a force of 80 N to act on the piston.
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3(a)[2]
3(b)[2]
3(c)[2]
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