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a short circuited is placed in atime varying magnetic field. electrical power is dissipated due to the current induced in the coil. if the no of turns were to be quadrupled & the wire radius halved the electrical power dissipated would be
Dear student,The emf induced in the coil=Hence power dissipated in the coil=Hence when number of turns is quadrupled and radius halved, the power becomestimes its initial value. Hence the power dissipated does not change.
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