JEE Main 21 Jan 2026 Shift 1 Paper Solved Paper

A 1 m long metal rod AB completes the circuit as shown in figure. The area of circuit is perpendicular to the magnetic field of 0.10 T . If the resistance of the total circuit is 2Ω then the force needed to move the rod towards right with constant speed (v) of 1.5m∕s is ____ N.