Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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A 200 V, 50 Hz a.c. supply is given to capacitance of 25 micro F. If the supply is given, write the formula for the curmate of the capacitor and find the RMS current of the capacitor.
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- Give a detailed solution. Please need helparrow_forwardProblem 4-A 80 kHz sinusoidal voltage has zero phase angle and a maximum amplitude of 25 mV. When this voltage is applied across the terminals of a capacitor, the resulting steady-state current has a maximum amplitude of 628.32 μA. a) What is the frequency of the current in radians per second? b) What is the phase angle of the current? c) What is the impedance of the capacitor? d) What is the capacitance of the capacitor in microfarads?arrow_forwardA 240 volt 60 Hz voltage source is connected to an RLC parallel circuit, the true power is 260 watts. The inductor has a reactive power of 760 VARs, and the capacitor has a reactive power of 360 VARs. a. Find the power factor for this circuit. b. Calculate the capacitance of the capacitor.arrow_forward
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- A telephone receiver has an impedance of 306 ohms at 800 cps and a resistance of 60 ohms. For what value of capacitance of a capacitor in series with the coil will the power factor be unity at 1,000 cps?arrow_forwardWrite an expression for the complex impedance of a parallel combination of an inductor, L, and a capacitor, C, as a function of frequency. Find the frequency at which the magnitude of the impedance becomes infinite. What happens to the phase of the impedance at this frequency? What current will the parallel combination draw from an ideal sinusoidal voltage source at this frequency?arrow_forwardConsider the sinusoidal voltage and current for an inductor. If you are given the phase angle of the voltage, the phase angle of the current will be:a) The same as the voltage phase angleb) 90°more than the voltage phase anglec) 90° less than the voltage phase angled) Dependent on the inductancearrow_forward
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