Question text
32 A square coil is placed in a horizontal uniform magnetic field. The plane of the coil is perpendicular to the magnetic field. magnetic field square coil P The coil is now rotated about an axis through P at a steady rate. The coil rotates through 180°. Which diagram shows how the electromotive force (e.m.f.) induced in the coil varies as it rotates through 180°? A B e.m.f. e.m.f. angle of angle of 0 0 rotation / ° rotation / ° 0 180 0 180 D C e.m.f. e.m.f. angle of angle of 0 0 rotation / ° rotation / ° 0 180 0 180
32 A square coil is placed in a horizontal uniform magnetic field. The plane of the coil is
perpendicular to the magnetic field.
magnetic field square coil
P
The coil is now rotated about an axis through P at a steady rate. The coil rotates through 180°.
Which diagram shows how the electromotive force (e.m.f.) induced in the coil varies as it rotates
through 180°?
A B
e.m.f. e.m.f.
angle of angle of
0 0
rotation / ° rotation / °
0 180 0 180
D
C
e.m.f. e.m.f.
angle of angle of
0 0
rotation / ° rotation / °
0 180 0 180
Select your answer: