Electrostatics Question 162

Question: A soap bubble is given a negative charge, then its radius [MNR 1988; CPMT 1997; RPMT 1997;DCE 2000; BVP 2003]

Options:

A) Decreases

B) Increases

C) Remains unchanged

D) Nothing can be predicted as information is insufficient

Show Answer

Answer:

Correct Answer: B

Solution:

Due to mutual repulsion of charges distributed on the surface of bubble.



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