Question

The magnetic moment of a short bar magnet is 2 A m2. The magnetic field at a point 1 m away from it in a direction making an angle 60° with its magnetic moment is
$1) \sqrt{5 } \times 10 ^{ - 7 }$
$2)10 { - 7}^{?}$
$3) \sqrt{7} \times10^{ - 7}$
$4)7 \times 10 ^{ - 7}$
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Answer 1

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