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Work Done at and Angle to Motion

Work done by a force at an angle to the direction of motion can be calculated by using the component of the force that is in the direction of the motion.
W = Fxcosθ
In the diagram below, the horizontal component is Fcosθ and the vertical component is Fsinθ

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Specification: OCR Physics A (H156), AS-level, 3.3.1 Work and conservation of energy. Topic: Work, Energy and Power.

Key terms in this lesson

limit of proportionality: The point up to which the extension of a material is directly proportional to the applied force.

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All 10 lessons in Work, Energy and Power · All OCR AS-level Physics topics