Asked by tathagatnawadia1234 | 23rd Nov, 2008, 09:29: PM

Expert Answer:

Dry silk acquires charge when rubbed against an ebonite rod. So when it is held near a gold leaf electroscope, it produces a small deflection.

When piece of moist silk is rubbed then water acts a weak conducting medium and does not allow charge transfer. So there is no deflection.

Answered by  | 1st Dec, 2008, 01:07: PM

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