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10-04-2018
Physics

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In each case, a charged rod, made of the dense rubber ebonite, comes close or is in contact with the top of an electroscope. The ball on top of the electroscope is directly connected to the two metal leaves suspended in the flask. Which image represents a gaining of a charge on the leaves of the electroscope by conduction In each case, a charged rod, made of the dense rubber ebonite, comes close or is in contact with the top of an electroscope. The ball on top of the electroscope is directly connected to the two metal leaves suspended in the flask. Which image represents a gaining of a charge on the leaves of the electroscope by conduction? A) A B) B C) C D) D

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13-04-2020

Answer:

b

Explanation

B represents a charge gained by induction. In this case, the rod is not touching the electroscope and the leaves are charged similarly because they are repelling each other. The charge is gained (induced) by the nearness of the oppositely charged rod.

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