PhysicsElectrostaticsJAMB
A positively charged rod is brought near the cap of a negatively charged electroscope. The leaf
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Answer: B. falls (its divergence decreases)
The positive rod attracts electrons to the cap, reducing the negative charge on the leaf and plate, so they repel less.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.