Two uniformly charged non-conducting hemispherical shells each having uniform charge density `sigma` and radius R from a complete sphere (not stuck together) and surround a concentric spherical conducting shell of radius R/2. If hemispherical parts are in equilibrium then minimum surface charge density of inner conducting shell is :A. `-2 sigma`B. `-sigma//2`C. `-sigma`D. `2 sigma`

Two uniformly charged non-conducting hemispherical shells each having

1.	Two uniformly charged non-conducting hemispherical shells each having uniform charge density `sigma` and radius R from a complete sphere (not stuck together) and surround a concentric spherical conducting shell of radius R/2. If hemispherical parts are in equilibrium then minimum surface charge density of inner conducting shell is :A. `-2 sigma`B. `-sigma//2`C. `-sigma`D. `2 sigma`
Answer» Correct Answer - A

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