When a rod with an unknown charge on it is brought near the disc of a positively charged gold-leaf electroscope, the divergence of leaves decreases. What kind of charge does the rod possess?

Negative

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Positive

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Neutral

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Both (A) and (B)

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Solution

The correct option is A
Negative

The decrease in divergence between the leaves of the electroscope shows the decrease in the amount of positive charge on them.
This is possible only when the rod brought near it possesses a negative charge.
Hence, option A is correct.

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Similar questions

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When a rod with an unknown charge on it is brought near the disc of a positively charged gold-leaf electroscope, the divergence of leaves decreases. What kind of charge does the rod possess?

The correct option is A NegativeThe decrease in divergence between the leaves of the electroscope shows the decrease in the amount of positive charge on them. This is possible only when the rod brought near it possesses a negative charge. Hence, option A is correct.

The correct option is A
Negative

The decrease in divergence between the leaves of the electroscope shows the decrease in the amount of positive charge on them.
This is possible only when the rod brought near it possesses a negative charge.
Hence, option A is correct.