1. Three identical conducting spheres sit apart on a wooden table. Two of the sp

Question

1. Three identical conducting spheres sit apart on a wooden table. Two of the spheres are neutral, and one has a charge of 10C. You are able to move these spheres around on the table, and touch and separate them as much as you want and in any way you want. Assume that no charge is transferred to your hands, or the table. Which of the following scenarios is not possible to obtain starting from this initial state? a) Three positively charged spheres b) Two positively charged spheres and one negatively charged sphere c) Two positively charged spheres and one neutral sphere d) One positively charged sphere and two negatively charged spheres

Explanation / Answer

(a) Possible, by touching all the 3 spheres, so the positive charge distribute in all the 3

(b) Possible, By touching 2 neutral spheres, while bringing positively charged spheres near to them, One neutral spere gets positive charge, while other gets negative charge.

(c) Possible, 2 positive charged spheres are possible by touching each other

(d) Not possible by method of induction or charging

Answer (d)

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