Two identical steel balls mounted on the wooden post initially have different am

Question

Two identical steel balls mounted on the wooden post initially have different amount of charge as follows. The balls are allowed to touch and then are separated again. What’s the final charge on each ball in each case? A). One +3 uC and the other +15uC B). One +12 uC and the other -4 uC
Two identical steel balls mounted on the wooden post initially have different amount of charge as follows. The balls are allowed to touch and then are separated again. What’s the final charge on each ball in each case? A). One +3 uC and the other +15uC B). One +12 uC and the other -4 uC
A). One +3 uC and the other +15uC B). One +12 uC and the other -4 uC

Explanation / Answer

According to the given problem,

a)

final charge = (3 C + 15 C) / 2 = 9 C

(b)

final charge = (12 C -4 C) / 2 = 4 C.

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