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Related Questions

• The mutual inductance between two coils is 1.25 henry. If the current in the primary changes at the rate of 80 ampere/second, then the induced e.m.f. in the secondary is

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• Eddy currents are produced when

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• In a step up transformer, 220 V is converted into 200 V. The number of turns in primary coil is 600. What is the number of turns in the secondary coil

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• When the current in a coil changes from 8 ampere to 2 ampere in $3 \times {10^{ - 2}}$second, the e.m.f. induced in the coil is $2\;volt$. The self inductance of the coil (in millihenry) is

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• When current in a coil changes to 2 ampere from 8 ampere in $3 \times {10^{ - 3}}\,\sec ond$, the e.m.f. induced in the coil is 2 volt. The self inductance of the coil in millihenry is

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