# Physics

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A charged particle A exerts a force of 2.39 ìN to the right on charged particle B when the particles are 13.3 mm apart. Particle B moves straight away from A to make the distance between them 16.1 mm. What vector force does particle B then exert on A?

• Physics -

I am not going to lay out how to do all of these for you. Try yourself.

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