Physics · Electromagnetic Induction
A circular wire loop of radius R rotates with a constant angular speed ω in a uniform magnetic field B. If the induced electromotive force (emf) ε in the loop is given by ε = ε0 sin(ωt), then the angular speed ω of the loop is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1ε0 RB
- 2tan-1(ε0 / Bc)
- 3ε0B π R2✓
- 4ε02B R2
Correct answer
ε0B π R2
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