Two charges \( +q \) and \( -q \) are placed at points \( A \) and \( B \) respectively which are at a distance \( 2L \) apart. \( C \) is the midpoint of \( AB \). The work done in moving a charge \( +Q \) along the semicircle CSD (\( W_1 \)) and along the line CBD (\( W_2 \)) are
Two charges \( +q \) and \( -q \) are placed at points \( A \) and \( B \) respectively which are at a distance \( 2L \) apart. \( C \) is the midpoint of \( AB \). The work done in moving a charge \( +Q \) along the semicircle CSD (\( W_1 \)) and along the line CBD (\( W_2 \)) are
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- \( -\frac{qQ}{6\pi\varepsilon_0 L},\; \frac{qQ}{6\pi\varepsilon_0 L} \)
- \( \frac{qQ}{4\pi\varepsilon_0 L},\; -\frac{qQ}{4\pi\varepsilon_0 L} \)
- \( -\frac{qQ}{6\pi\varepsilon_0 L},\; -\frac{qQ}{12\pi\varepsilon_0 L} \)
- \( \frac{qQ}{4\pi\varepsilon_0 L},\; 0 \)
The Correct Option is D
Solution and Explanation
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