A loop of circular wire is in a uniform magnetic field with the plane of the loop
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Question:
A loop of circular wire is in a uniform magnetic field with the plane of the loop parallel to the field lines. Which of the following cases will induce a current in the loop?
a) if the loop is rotated about an axis perpendicular to the field lines.
b) if the loop is crushed.
c) withdrawing the loop out of the field, without changing its orientation with respect to the field, at any time.
d) keeping the orientation of the turns fixed and moving it along said lines
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