🎴 Flashcard Mode
Potential energy of various configurations - class-XII
Card1 / 29
Mastered0
Review0
QuestionClick to flip
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
AnswerClick to flip back
A
$\frac {{ Q.R }\quad} {\quad { 4\pi }{ \varepsilon } _{ 0 }{ d }^{ 2 }}$
💡 Explanation:
Two thin wire ring each having a radius $=R$
distance $=d$
two rings are $+q$ and $-q$.
$PD=\dfrac { 1 }{ 4\pi { \epsilon } _{ 0 } } \dfrac { QR }{ { d }^{ 2 } } $
Now in this question, we get the solution.