A circular loop of radius 0.10 m is rotating in a uniform external magnetic field of 0.20 T. Find the magnetic flux through the loop due to the external field when the plane of the loop and the magnetic field vector are
(a) parallel.
(b) perpendicular.
(c) at an angle of 30° with each other.
(a) zero (b) 6.3 × 10-3 T ? m2 (c) 3.1 × 10-3 T ? m2
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