Exercise 8.02 Calculate the apparent power, the reactive power, the true power and the power factor in the circuit below. Given: v = 120sin(377t + \frac{\pi}{9}) (V) i = 36.0sin(377t) (A) S = = = \theta = pf = P = = = Q = = =
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The complex power (S) is given by the product of the voltage (V) and the conjugate of the current (I*). S = V * I* To calculate the conjugate of a complex number, we need to change the sign of the imaginary part. Given: V = 120∠(377°/9) V and I = 36.0∠377° Show more…
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