What happens when an ebonite rod is rubbed with wool?
A
Only ebonite rod acquires charge.
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B
Both, ebonite rod and wool, acquire opposite charges
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C
Both, ebonite rod and wool, acquire similar charges
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D
Neither the ebonite rod, nor the wool, acquire any charge.
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Solution
The correct option is B Both, ebonite rod and wool, acquire opposite charges When ebonite rod is rubbed with wool, ebonite rod acquires a negative charge while wool acquires a positive charge. Hence, they acquire equal and opposite charges.