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Series and Parallel Combination of Resistors

A 300Ω resi...

Question

A $300 Ω$ resistor is connected in series with a $0.800 H$ inductor. The voltage across the resistor as a function of time is $V_{R} = (2.50 V) cos [(950 r a d / s) t]$ . Determine the inductive reactance of the inductor.

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Solution

$X_{L} = ω L = 950 \times 0.8 = 760 Ω$

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