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Two small conducting spheres of equal ra...

Two small conducting spheres of equal radius have charges `+ 10 muC` and `-20 muC` respectively and placed at a distance R from each other. They experience force `F_(1)`. If they are brought in contact and separated to the same distance, they experience force `F_(2)`. The ratio of `F_(1)` to `F_(2)` is

A

`1:8`

B

`-8:1`

C

`1:2`

D

`-2:1`

Text Solution

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The correct Answer is:
B
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