1 markElectric Fields
CAPE Physics Unit 2 · 2001 · Paper 1 · Question 1(b)
Write an equation to express the magnitude of the electric force between two charges.
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Practise this questionOther parts of this question
- 1(a)State THREE properties of the electrostatic force between two stationary, charged particles.[3 marks]
- 1(c)(i)Locate on Figure 1 the forces F₁ and F₂ acting on Q₃ due to Q₁ and Q₂, respectively.[1 mark]
- 1(c)(ii)Calculate a value for F₁.[2 marks]
- 1(c)(iii)Calculate a value for F₂.[1 mark]
- 1(c)(iv)Hence calculate the magnitude of the resultant force acting on Q₃.[2 marks]
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