If the magnetic field strength inside a long solenoid is 0.2 T and the current is 5 A, what is the length of the solenoid with 100 turns? (μ₀ = 4π × 10⁻⁷ T m/A)
University of Ilorin PHY102 2024 past question
- 0.0314 m
- 0.00314 m
- 0.0628 m
- 0.314 m
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