AIEEE 2005 Physics Solved Paper

Section: Physics

Question : 38 of 74

Marks: +1, -0

Two thin wire rings each having a radius R are placed at a distance d apart with their axes coinciding. The charges on the two rings are +q and −q. The potential difference between the centres of the two rings is

[AIEEE 2005]

‌
q
2πE0
[‌
1
R
−‌
1
√R2+d2
]
‌
qR
4π∈0d2
‌
q
4πE0
[‌
1
R
−‌
1
√R2+d2
]
zero

Validate

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