A force of 20 N is applied to a door at a point 0.60 m from the hinge, at an angle to the surface of the door. The perpendicular distance from the hinge to the line of action of the force is 0.30 m. What is the moment of the force about the hinge?
12 N m12\ \text{N m}12 N m
6.0 N m6.0\ \text{N m}6.0 N m
18 N m18\ \text{N m}18 N m
4.0 N m4.0\ \text{N m}4.0 N m
40 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.