Physics · Electromagnetic Induction
A girl demonstrates electromagnetic induction using a coil with 100 turns and a radius of 4 cm, placed perpendicular to a magnetic field of 0.5 T. According to Faraday's law, the magnetic flux through the coil can be changed by which of the following methods? I. Changing magnetic field strength II. Changing coil area III. Rotating the coil IV. Reversing field direction
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1I, II, III, and IV✓
- 2I, III, and IV only
- 3I, II, and III only
- 4I and II only
Correct answer
I, II, III, and IV
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