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A soap bubble is charged to a potential ...

A soap bubble is charged to a potential 12 V. If its radius is dubled, then the potential of the bubble becomes

A

12 V

B

24 V

C

3 V

D

6 V

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The correct Answer is:
D
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DC PANDEY-ELECTROSTATIC POTENTIAL AND CAPACITORS-(C) Chapter exercises
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  14. A spherical drop of capacitance 1 muF is broken into eight drop of equ...

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  15. A capacitor having capacity of 2 muF is charged to 200 V and then the ...

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  16. The potential of a large liquid drop when eight liquid drops are combi...

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