Questions
A cube of a metal is given a positive charge Q. For the above system, which of the following statements is true?
a
Electric potential at the surface of the cube is zero
b
Electric potential within the cube is zero
c
Electric field is normal to the surface of the cube.
d
Electric field varies within the cube
detailed solution
Correct option is C
Electric lines of force are always normal to metallic body.Talk to our academic expert!
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A metallic shell has a point charge q kept inside its cavity. Which one of the following diagrams correctly represents the electric lines of force ?
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