A bar magnet of magnetic moment 5.0 Am^2 has the poles 20 cm apart. Calculate the pole strength.
A bar magnet of magnetic moment 5.0 Am2 has the poles 20 cm apart. Calculate the pole strength.
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Given: m = 5.0 Am2, 2l = 20 cm = 0.20 m
To find: Pole strength (qm)
Formula: qm = \(\frac{m}{2l}\)
Calculation:
From formula.
qm = \(\frac{5.0}{0.20}\) = 25 Am
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