Electrostatics Question 425
Question: The radius of a soap bubble whose potential is 16V is doubled. The new potential of the bubble will be [Pb. PMT 2000]
Options:
A) 2V
B) 4V
C) 8V
D) 16V
Show Answer
Answer:
Correct Answer: C
Solution:
Potential $ V\propto \frac{1}{r}\Rightarrow V’=\frac{V}{2}=8V $
