When a plastic comb is rubbed with hair, it acquires some charges due to which it attracts tiny pieces of paper. The type of charge, which the comb acquires from the hair is ___.
A
Positive
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B
Negative
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C
α
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D
β
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Solution
The correct option is B Negative When a plastic comb is rubbed with hair, there is a transfer of charge between two objects by means of friction. In this particular case, the plastic comb acquires negative charge due to its tendency to acquire electrons.