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A rectangular coil with a length of 8.0 cm and a width of 4.0 cm and 250 turns is placed in a uniform magnetic field with a magnitude of 0.71 T.
(a) If the maximum torque experienced by the coil is 0.16 N. m, determine the current in the coil.
mA
(b) When the magnetic field makes an angle of 35° with the normal to the plane of the coil, determine the magnitude of the torque acting on the coil.
N m

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