Question

Explain in brief what happens when a negatively charged body is brought in contact with a metal disc of
a) a positively charged electroscope?
b) a negatively charged electroscope?
c) an uncharged electroscope?

Answer 1

Answer:

When the negatively charged body is brought in contact with disc, the strips of electroscope diverges, this shows that the charge on electroscope is negative. ... So, if we brought the positively charged body in contact with disc, the divergence of the strips decreases.

Explanation:here is the answer