Assertion. A metallic shield in the form of a hollow shell, can be built to block an electric field.
Reason. In a hollow spherical shell, the electric field inside is not zero at every point.

Options

A. Both `A` and `R` are true and `R` is the correct explanation of `A`
B. Both `A` and `R` are True but `R` is not the correct explanation of `A`.
C. `A` is true and `R` is false
D. `A` is false and `R` is true.

Answer

A

Explanation

`E` at any point on Gaussian surface may be due to outisde charges also.