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Grade: 12
        
Two concentric hollow conducting spheres of radius r and R. The charge on outer shell is Q. What charge should be given to inner spgere so thag potential at any point P outside the outer sphere is zero     
7 months ago

Answers : (2)

Arun
22974 Points
							i think the answer is -Q as the sum of potential must be zero outside the outer sphere
 
Hope it helps
 
Regards
Arun (askIITians forum expert)
7 months ago
Khimraj
3008 Points
							
V = KQ/R + Kq/r
V = 0
so Q + q = 0
the q = -Q
Hope it clears.....................................................................................
6 months ago
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