Mathematics · Alternating Current

A current i = 10 sin(300t - 3π/8) is produced when an alternating voltage V = 30 sin(300t) is applied to a circuit. The estimated value of the impedance of the circuit is:

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Correct answer

3 Ω

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A current i = 10 sin(300t - 3&pi;/8) is produced when an alternating voltage V = 30 sin(300t) is applied to a circuit. The estimated value of the impedance of the circuit is: