Physics (AS & A Level) · May / June 2023 · Paper 13 · Question 12

A uniform metre rule is pivoted at the 34.0 cm mark, as shown. The rule balances when a 64 g mass is hung from the 4.0 cm mark. What is the mass of the metre rule?

1. A38 g
2. B44 g
3. C120 g
4. D136 g

As printed in the paper