A) comb is a good conductor
B) paper is a good conductor
C) the atoms is the paper get polarised by the charged comb
D) the comb possesses magnetic properties
Correct Answer: C
Solution :
When a comb runs through ones dry hair, then comb gets charged and when it comes close to paper, it induces opposite charges in paper. The field due to the charges in comb, polarises the atoms in the paper. Finally it attracts the paper.
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