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Physics

Edexcel2024

A film involves a gang of bank robbers making a getaway on a bus loaded with gold bars. The bus spins out of control and ends up balancing on the edge of a cliff, as shown. (Source: © maforche/Shutterstock) (a) State what is meant by the moment of a force about a point. (1) .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. (b) The bus is balanced on a pivot that is a distance y from the centre of the bus. The centre of mass of the gold is 1.5 m from one end of the bus. The centre of mass of the bank robbers is 1.0 m from the other end of the bus, as shown.

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