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in Physics by (74.0k points)
Calculate the work done in deflecting a small magnet of magnetic moment `10Am^(2)` through `180^(@)` from a uniform magnetic field of strength `0.4 xx 10^(-4)T`.
A. `8 xx 10^(-4)J`
B. zero
C. `4 xx 10^(-4)J`
D. None of these

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1 Answer

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by (73.8k points)
Correct Answer - A

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