The frequency of the sinusoidal voltage source in the circuit below is adjusted until the current ig is in phase with vg. (Hint: Remember that all impedances shift the phase of the current relative to the voltage except when the impedance is purely resistive!) a) Find the frequency in Hertz. b) Find the steady-state expression for ig (at the frequency found in part a) if vg = 90 cos wt V. 500 Ω ὺς ig 200 Ω m 200 mH 1 μF
The frequency of the sinusoidal voltage source in the circuit below is adjusted until the current ig is in phase with vg. (Hint: Remember that all impedances shift the phase of the current relative to the voltage except when the impedance is purely resistive!) a) Find the frequency in Hertz. b) Find the steady-state expression for ig (at the frequency found in part a) if vg = 90 cos wt V. 500 Ω ὺς ig 200 Ω m 200 mH 1 μF
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter2: Fundamentals
Section: Chapter Questions
Problem 2.1MCQ: The rms value of v(t)=Vmaxcos(t+) is given by a. Vmax b. Vmax/2 c. 2Vmax d. 2Vmax
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