JEE Main & Advanced
Physics
Electrostatics & Capacitance
Question Bank
Self Evaluation Test - Electric Chages and Fields
question_answer
A circular wire loop of radius x carries a total charge q distributed uniformly over its length. A small length dl of the wire is cut off. Find the value of m if \[\frac{qdl}{m{{\pi }^{2}}{{\varepsilon }_{0}}{{a}^{3}}}\]be the electric field a center due to remaining wire.