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Cambridge IGCSE Physics practice

Paper 3 structured question: Work

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Work

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Paper 3Theory (Core)2 marks

Understanding work done against friction

Description

Work Against Friction

An object is pushed with a force of 10 N against a frictional force of 4 N over a distance of 5 m.

  1. a

    State the work done against friction.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Work

Paper 3Theory (Core)1 marks

Description

Mechanical Work Calculation

A force of 15 N is applied to move an object a distance of 4 m in the direction of the force.

  1. a

    State the formula for calculating mechanical work.

    Aim for approximately 1 distinct marking point.

    [1]