CUET and UG exam CUET UG 2025 Mock Test Series Physics Moving Charges and Magnetism Magnetic Field on the Axis of a Circular Current Loop
দেখানো লুপে, 'O' বিন্দুতে চৌম্বকীয় আবেশ কত?
1
\(\frac{{{\mu _0}I}}{8}\left( {\frac{{{R_1} - {R_2}}}{{{R_1}{R_2}}}} \right)\)
2
\(\frac{{{\mu _0}I}}{8}\left( {\frac{{{R_1} + {R_2}}}{{{R_1}{R_2}}}} \right)\)
3
\(\frac{{{\mu _0}I}}{8}\left( {\frac{{{R_1}{R_2}}}{{{R_1} + {R_2}}}} \right)\)
4
শূন্য