A hollow hemisphere of radius R is charged uniformly with surface charge density of σ…
Physics · JEE Main · NTA Exams — Electrostatics
A hollow hemisphere of radius R is charged uniformly with surface charge density of σ. What will be the potential at centre ?
- \(\frac{\sigma \mathrm{R}}{2 \epsilon_{0}}\)
- \(\frac{\sigma}{4 \epsilon_{0}}\)
- \(\frac{\sigma}{2 \epsilon_{0}}\)
- \(\frac{4 \sigma R}{3 \epsilon_{0}}\)
Answer
(A) R 2 _ 0
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