Four bottle openers are tested. In each trial, the force acts at right angles to the handle.
| Trial | Force in N | Perpendicular distance from pivot in cm |
|---|---|---|
| G | 18 | 12 |
| H | 10 | 20 |
| J | 14 | 15 |
| K | 8 | 30 |
In which trial is the turning effect about the pivot the smallest?
Trial H
Trial K
Trial G
Trial J
102 exam-style questions on Edexcel GCSE Physics 9.2 Moments, covering 9.2.1 Rotational effects of forces and moments, 9.2.2 The principle of moments, and 9.2.3 Levers and gears. Each one has a worked solution and a mark scheme showing where the marks go.