Categories > magnetism > Magnetic Equipment > A bar magnet has a magnetic moment equal to$5 \times {10^{ - 5}}weber \times m.$ It is suspended in a magnetic field which has a magnetic induction (B) equal to $8\pi \times {10^{ - 4}}tesla.$ The magnet vibrates with a period of vibration equal to 15 sec. The moment of inertia of the magnet is

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Question: A bar magnet has a magnetic moment equal to$5 \times {10^{ - 5}}weber \times m.$ It is suspended in a magnetic field which has a magnetic induction (B) equal to $8\pi \times {10^{ - 4}}tesla.$ The magnet vibrates with a period of vibration equal to 15 sec. The moment of inertia of the magnet is


1) $22.5kg \times {m^2}$
2) $11.25 \times kg \times {m^2}$
3) $5.62 \times kg \times {m^2}$
4) $7.16 \times {10^{ - 7}}kg - {m^2}$
Solution: Explanation: No Explanation
Magnetic Equipment

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