A motor drives a baggage conveyor using two interlocking gears. The conveyor is difficult to start when it is carrying several suitcases.
An engineer can fit either a small or a large driven gear to the conveyor roller. The motor produces the same force at the gear teeth in each case.
Explain why the engineer should choose the large driven gear.
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.