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Q. Same current $i=2A$ is flowing in a wire frame as shown in figure. The frame is a combination of two equilateral triangles $ACD$ and $CDE$ of side $1m.$ It is placed in uniform magnetic field $B=4T$ acting perpendicular to the plane of frame. The magnitude of magnetic force acting on the frame is :-
Question

NTA AbhyasNTA Abhyas 2020

Solution:

$F=IBL$