A rectangular coil of 100 turns, each of area 10 cm? hangs freely in a radial magnetic field. The coil deflects through an angle of 30°, when current of 0.5 mA is passed through it. If torsional constant of suspension fibre is 25 x 10° Nm/rad, find magnetic field.
A rectangular coil of 100 turns, each of area 10 cm? hangs freely in a radial magnetic field. The coil deflects through an angle of 30°, when current of 0.5 mA is passed through it. If torsional constant of suspension fibre is 25 x 10° Nm/rad, find magnetic field.
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Transcribed Image Text:A rectangular coil of 100 turns, each of
area 10 cm? hangs freely in a radial magnetic
field. The coil deflects through an angle of 30°,
when current of 0.5 mA is passed through it. If
torsional constant of suspension fibre is
25 x 10° Nm/rad, find magnetic field.
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