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Question

An object A is charged by friction using animal furs. Animal fur has greater electron affinity than object A. What would be charge of object A?

A
positive
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B
negative
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C
neutral
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D
none of the above
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Solution

The correct option is A positive
Due to friction, objects gets charged. The electrons are transferred between two objects. The material with greater electron affinity will receives electrons, and the other will lose electrons. Thus, object will A loses electrons and will acquires positive charge.

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