Mathematics · Electromagnetic Induction
A metallic disc of radius 0.3 m is rotating with a constant angular speed of 60 rad/s in a plane perpendicular to a uniform magnetic field of 5 × 10-2 T. The induced emf between the rim and the centre of the disc is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.135 V✓
- 21.35 V
- 30.612 V
- 40.06 V
Correct answer
0.135 V
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