What will you observe when the metal top of an electroscope is touched with a glass rod which has been rubbed with silk cloth ? Give reason for your answer.

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Solution

Static charge will be generated
The glass rod rubbed with silk will be positively charged.When this charged rod is touched with the cap of the electroscope, the electroscope gets charged by conduction due to which the gold leaves repel each other and diverge.

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What will you observe when the metal top of an electroscope is touched with a glass rod which has been rubbed with silk cloth ? Give reason for your answer.

Static charge will be generated The glass rod rubbed with silk will be positively charged.When this charged rod is touched with the cap of the electroscope, the electroscope gets charged by conduction due to which the gold leaves repel each other and diverge.

Static charge will be generated
The glass rod rubbed with silk will be positively charged.When this charged rod is touched with the cap of the electroscope, the electroscope gets charged by conduction due to which the gold leaves repel each other and diverge.