Mathematics · Moving Charges and Magnetism
A magnetron in a microwave oven emits electromagnetic waves with a frequency f = 2450 MHz. The magnitude of the magnetic field required for electrons to move in a circular path with this cyclotron frequency is approximately: (Given me = 9.11 × 10-31 kg, e = 1.6 × 10-19 C)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.0542 T
- 20.0877 T✓
- 30.0270 T
- 40.0438 T
Correct answer
0.0877 T
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