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In Fig. , the magnetic needle has magnetic moment 6.7 × 10–2 Am2 and moment of inertia I = 7.5 × 10–6 kg m2 . It performs 10 complete oscillations in 6.70 s. What is the magnitude of the magnetic
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Mar 20, 2022
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12th Physics
by
varun
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In Fig. , the magnetic needle has magnetic moment 6.7 × 10–
2
Am
2
and moment of inertia I = 7.5 × 10
–6
kg m
2
. It performs 10 complete oscillations in 6.70 s. What is the magnitude of the magnetic field?
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