25-06-2016
Physics

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The distance between two charges a and b is r, and the force between them is F. What is the force between them if the distancbetween them is doubled?a.c. 9FF4b. 4Fd. Fl9

The distance between two charges a and b is r and the force between them is F What is the force between them if the distancbetween them is doubledac 9FF4b 4Fd F class=

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Аноним Аноним

25-06-2016

See coulomb's law. Force is inversely proportional to the distance squared. So if you multiply r by 2, the force is multiplied by (½)² = ¼.

a. F/4

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