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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Two identical conducting spheres are charged by induction and then separated by a large distance; sphere-1 has charge +Q and sphere-2 has charge –Q. A third sphere is initially uncharged. If sphere-3 is touched to sphere-1 and separated and then touched to sphere-2 and separated, what is the final charge on each of the three spheres?

Two identical conducting spheres are charged by induction and then separated by a large distance; sphere-1 has charge +Q and sphere-2 has charge –Q. A third sphere is initially uncharged. If sphere-3 is touched to sphere-1 and separated and then touched to sphere-2 and separated, what is the final charge on each of the three spheres?

A polythene piece rubbed with wool is found to have a negative charge of 3 x 10 ^ -7 C .