A horizontal spanner extends to the right of a nut. A downward force acts at the end of the spanner. What is the turning effect about the nut?
A clockwise moment about the nut.
A zero moment about the nut.
An alternating moment about the nut.
An anticlockwise moment about the nut.
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.