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Which of the following statements is not true? 


Options:
A .   Lightning and spark from wollen clothing are essentially the same phenomenon.
B .   When you rub a plastc scale on your dry hair, it acquires a charge.
C .   Charge acquired by a glass rod is negative when it is rubbed with silk.
D .   Static charges are called so, because they donot move by themselves.
Answer: Option C
:
C
the glass rod aquires negative charge as it gains elctrons when rubbed with silk.
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