Physics (AS & A Level) · Oct / Nov 2022 · Paper 13 · Question 13

A uniform rod of length 30 cm and weight 5.2 N is attached to a wall by a hinge at one end. The other end of the rod is supported by a wire so that the rod is horizontal and in equilibrium. The wire is at an angle of 40° to the horizontal. What is the tension in the wire?

1. A3.4 N
2. B4.0 N
3. C6.8 N
4. D8.1 N

As printed in the paper