Electrical Engineering > GATE 2026 > Electrostatics
A uniform ring charge of radius R carries a total charge Q. Which one of the following options correctly quantifies the magnitude of the force on a point charge of strength q kept at the center of the ring?
(ϵ is the permittivity of the medium)
A
Qq/4πϵR
B
Qq/4πϵR2
C
0
D
(q/4πϵR) × (Q/2πR)

Correct : c

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Related Topics

electrostatic force ring charge point charge center ring GATE Electrical Engineering 2026 electrical engineering gate force on charge ring electrostatics GATE charge ring electrostatic GATE 2026 Q15

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