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- Problem#3: Magnetism Consider a rectangular loop with dimensions 20.00cm x 35.00cm is placed in a region with uniform magnetic field B = 1.2 T î. The loop is hinged along side ab and carries a clockwise 5.00 A current as shown in the figure. Note: Express all your answers in unit vectors. a.) Find magnitude and direction of the magnetic force in Newton on the rectangular loop. b.) Find the magnetic moment. c.) Find the net torque experience by the rectangular loop.FIND moments around 0, A and 8 SOON 900N B 60 4m A 5mQ4/B/ Find currents and voltages in the circuit shown in Fig. i3 8Ω a + v1 30 V V2 3Ω V3