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Answer #1

apply I/io = e^-t/RC

i/i0 = (e^-(0.01/(369*0.215e-6)

i/i0 = 1.811 Amps

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apply impedence Z^2 = ( R^2+XL^2)

so R^2 = 55.1^2 -(26^2)

R^2 = 2360.61

R = 48.57 ohms

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