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The current to an inductor with 25 windings and a cross sectional area of .025m2is increased such that the energy stored in the magnetic field

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The current to an inductor with 25 windings and a cross sectional area of .025m2is increased such that the energy stored in the magnetic field increases by a factor of 9. Find the factor by which the current increased. Show the algebraic form of the equation(s) that you apply and report findings with the correct units and number of significant figures

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