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Edexcel IGCSE Physics · Spec 1.12E

Moments: Using the Equation (Worked Examples)

Worked examples using the moments equation.

Physics revision video

Moments: Using the Equation (Worked Examples)

Spec 1.12E

What you need to know

  • Use moment equals force times distance
  • Apply the principle of moments
  • Find an unknown force or distance

Active recall

Quick check

Answer each question before opening the answer.

What is the moment of a 20 N force acting 0.5 m from a pivot?

10 N·m (20 × 0.5).

What are the units of a moment?

Newton metres (N·m).

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