A (positively or negatively) charged rod is brought up to the same distance from

Question

A (positively or negatively) charged rod is brought up to the same distance from each set of metal spheres as shown in the separate situations below. The spheres in each pair are initially in contact, but they are separated while the rod is still in place. Then the rod is removed. Rank the net charge on each sphere from most positive to the most negative after the spheres have been separated and the charged rod removed. Most positive: ____ Most negative: ____ (If there is a tie place both spheres on the same line)

Explanation / Answer

Charges due to induction

positive rod create negative charge on the closely sphere and

negative rod creates positive charge on the closely sphere

most positive - B = E > C = D > A = F - Most negative

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