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A level physics Capacitance question (5)

Can someone explain how to do this question
-is the fact that its a sphere relevant ?
-why are the answer options all energys ?89AF6897-055C-4837-9CDE-93E53BB483C7.jpeg
(edited 8 months ago)
Reply 1
Original post by 1234kelly
Can someone explain how to do this question
-is the fact that its a sphere relevant ?
-why are the answer options all energys ?89AF6897-055C-4837-9CDE-93E53BB483C7.jpeg
Id guess it should say energy rather than charge and the sphere is irrelevant. So you have C, I and t and you should be able to get the energy.
Reply 2
Thank you for clearing that up !
Original post by mqb2766
Id guess it should say energy rather than charge and the sphere is irrelevant. So you have C, I and t and you should be able to get the energy.

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