30. Induction and Inductance
Faraday's Law
Multiple Choice
Multiple ChoiceA square conducting wire of side length 4 cm is in a 2 T magnetic field. It rotates such that the angle of the magnetic field to the normal of the square increases from 30° to 60° in 2 s. What is the induced current on the wire if its resistance is 5 mΩ?
A
0.85 A
B
0.12 A
C
1.2 A
D
1.39 mA
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