A) decreases
B) increases
C) remains same
D) cannot be said
Correct Answer: B
Solution :
On charging a soap bubble, its charge (q) will increase \[q\propto C\] (capacity) So, capacity will increase \[C=4\pi \,{{\varepsilon }_{0}}r\] \[C\propto r\] (r is radius of bubble) \[\therefore \]size of bubble will increase.
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