Home Physics Electric Charges and Fields All Topic Question for Revision Test A ring of radius R is uniformly charged. Lin…
Physics Electric Charges and Fields All Topic Question for Revision Test MCQ (Single Correct)

A ring of radius R is uniformly charged. Linear charge density is λ. An imaginary sphere of radius R is drawn with its centre on circumference of ring. Total electric flux passing through the sphere would be

A
B

C
zero
D
None of these

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The correct answer is:
D

As imaginary sphere of radius R is drawn with its centre on circumference of ring.
So, .
where, λ is linear charge density.

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