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The loop, having rotated by 45°, rotates clockwise another 30°, so that the normal to the plane points at
an angle of 75° with respect to the direction of the magnetic field.
75°.
(a) Find the magnetic flux through the loop when
ФВ
Wb
=
(b) Find the change in magnetic flux during the rotation from 45° to 75º.
ΔΦΑ
Wb
B
=
=

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