1.

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)` isA. `1 : 8`B. `-8 : 1`C. `1 : 2`D. `-2 : 1`

Answer» Correct Answer - B


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