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MAGNETISM
magnetism (Magnetic Field (Magnetic field line (Line to…
MAGNETISM
Magnetic Field
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Have two poles ;
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Magnetic field line
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Into the page
Out the page
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Torque on a coil
For a coil of N turns , the magnitude of torque is given by ;
τ = NABIsinθ
τ = NABIcosθ
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maximum