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There are two charged particles of equal sizes. Particle A is 3 cm from the origin...

There are two charged particles of equal sizes. Particle A is 3 cm from the origin and is -3 micro Coulombs. Particle B is 9 cm from the origin and 6 micro Coulombs.

a) What is the magnitude of the attractive force between them?

b) What would the attractive force be if Particle B was moved to the 6 cm from the origin?

c) How far apart would the two charges have to be if the attractive force between them was -20 newtons?

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Answer #1

a. -11.25 N

b.- 20 N

c. 9 cm or 9*10-² m

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