The gold leaves of an uncharged electroscope if a charged brought in contact with its brass disc.

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Solution

The gold leaves of an uncharged electroscope diverge if a charged brought in contact with its brass disc.
Because when a charged body is brought near an uncharged electroscope, the electroscope gets charged.
The gold leaves of an uncharged electroscope diverge if a charge is brought in contact with its brass disc.

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