When a biro pen rubbed on a dry silk cloth is moved very close to a piece of paper on a dry table, the pen is found to pick up the paper. This is because
a
both the pen and the cloth are magnetized
b
the pen is magnetized but the cloth is not
c
the pen is charged while the cloth is magnetized
d
both the pen and the cloth are charged
Explanation
Correct Option
dVideo Explanation
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