$A$ and $B$ are two concentric spheres. If $A$ is given a charge $Q$ while $B$ is earthed as shown
$A$ and $B$ are two concentric spheres. If $A$ is given a charge $Q$ while $B$ is earthed as shown
- A
The charge density of $A$ and $B$ are same
- B
The field inside and outside $A$ is zero
- C
The field between $A$ and $B$ is not zero
- D
The field inside and outside $B$ is zero
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