krisayon3280 krisayon3280

23-01-2024
Physics

contestada

A thin metallic spherical shell of radius rr carries a charge q on its surface. A point charge q/2 is placed at the center. What is the potential at the center?
a) k/qr
b) k/q2r
c) k/q4r
d) /kq8r

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