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Tardigrade
Question
Physics
If the radius of a soap bubble is doubled, its capacitance will be :
Q. If the radius of a soap bubble is doubled, its capacitance will be :
2620
231
Electrostatic Potential and Capacitance
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A
doubled
B
unchanged
C
halved
D
increased by 50%.
Solution:
When radius is doubled, the capacitance is also doubled. Since, the charge remains unchanged, therefore V = q/C is halved.