answer for my question the self inductance of a closely packed coil is 10millihenry. the coil has 100 turns.find the magnetic flux through the coil, when the current is 0.5m.A?
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The magnetic field at O due to the current I flowing in the wire is a) ... track, insulated from each other, and ground is connected to a millivoltmeter. ... The self-inductance of the coil is a) 4 mH b) 8 mH c) 10 mH d) 12 mH182. ... At the center of this solenoid, another coil of 100 turns is wrapped closely around it.
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