Physics 0625 · IGCSE · Forces

Forces — practice question

A car driver has to take off one wheel from his car. He positions a spanner on a wheel nut.
(a)[3]

Calculate the moment of the $200\,\text{N}$ force about the centre of the wheel nut.

(b)[2]

State and explain how the driver can increase the moment of the force.

(c)[2]

Complete the sentences using the phrases in the box. Each phrase may be used once, more than once or not at all. The work done in releasing the second wheel nut is [BLANK] the work done in releasing the first wheel nut. The power produced in releasing the second wheel nut is [BLANK] the power produced in releasing the first wheel nut.

Worked solution & mark scheme

This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: Moment equals F\times d

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