Two concentric, thin metallic spherical shells of radii R1 and R2R1>R2 bear charges Q1 and Q2 respectively. Then the potential at radius‘r’ between R1 and R2 will be 14π∈0 times
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a
Q1+Q2r
b
Q1R1+Q2r
c
Q1R1+Q2R2
d
Q1R2+Q2R2
answer is B.
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Detailed Solution
Potential is constant within the sphere and is additive.
Two concentric, thin metallic spherical shells of radii R1 and R2R1>R2 bear charges Q1 and Q2 respectively. Then the potential at radius‘r’ between R1 and R2 will be 14π∈0 times