Question

1000 small water drops each of radius r and charge q coalesce together to form one spherical drop. The potential of the bigger drop is larger than that of the smaller one by a factor –

• A. 1000
• B. 100
• C. 10
• D. 1

Answer 1

Answer: (B)

100

Answer 2

V_bigger = N^2/3 V_smaller