Question: Q. 3. Derive an expression for electric field of a dipole at a point on the equatorial plane of the dipole. How does the field vary at large distances?
A [SQP 2017-18]
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Solution:
Ans. (i) Derivation
(ii) At large distances,
[CBSE Marking Scheme, 2017]
Detailed Answer :
(i) Try yourself, similar to Q. 1 (i) Short Answer Type Questions-II
(ii) Electric field,
If the dipole is at large distance