magnet is used to produce a uniform magnetic field between its poles, shown in figure 3 below. The field outside the gap is negligible. The coil encloses the magnetic flux. The magnetic flux density through the coil is 0.04 T and the coil has 50 turn. i.Calculate the flux through the coil

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An electromagnet is used to produce a uniform magnetic field between its poles, shown in figure 3 below. The field outside the gap is negligible. The coil encloses the magnetic flux. The magnetic flux density through the coil is 0.04 T and the coil has 50 turn.


i.Calculate the flux through the coil


ii.The current through the coil is reduced to zero at a uniform rate over a time of 2.5 s. Find the average e.m.f. induced in the coil

7 cm
Coil
S
N
O
10 cm
Transcribed Image Text:7 cm Coil S N O 10 cm
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