- #1

jiajie

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New poster has been reminded to show their work on schoolwork problems

- Homework Statement:
- an interesting problem to discuss

- Relevant Equations:
- How to calculate a pair of adjacent hemispheres capacitance?

like the picture, two adjacent hemispheres（radius R, distance d, assume the charge is ±Q of each side（assume evenly distributed）, can we calculate its capacitance?

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