A stage worker turns the handle of a hand-operated winch. A force of 70 N produces a moment of 19.6 N m about the pivot. What is the perpendicular distance from the pivot to the line of action of the force, in centimetres?
0.28 cm0.28\ \text{cm}0.28 cm
28 cm28\ \text{cm}28 cm
2.8 cm2.8\ \text{cm}2.8 cm
280 cm280\ \text{cm}280 cm
124 exam-style questions on AQA GCSE Physics 5.4 Moments, levers and gears, covering 5.4 Moments, levers and gears. Each one has a worked solution and a mark scheme showing where the marks go.