An ac source of maximum voltage Vo = = 40 V is connected to a resistor...
An ac source of maximum voltage V = 30 V is connected to a resistor R = 500, an inductor L = 0.6 H, and a capacitor C= 20 uF. Find the circuit's impedance at 120 Hz. Select one: O a. 521 o b. 389 O c. 20.88 d. 66.35 o e. 452.16
1. A resistor R and capacitor care connected in series with an AC voltage source with frequency f and maximum voltage Vo. a. Find the complex impedance (in the form Z = R + jX). If the impedance is written in polar form (Z = Zejº), find expressions for Z and Ⓡ. Write your answers in terms of the variables R, C, and o(= 21f). b. If the voltage source is described by the phasor V = V, ejwt, and...
24. An AC source operating at 60. Hz with a maximum voltage of 170 V is connected in series with a resistor (R 1.2 k2) and an inductor (L = 2.8 H). (a) what is the maximum value of the current in the circuit? (b) What are the maximum values of the potential difference across the resistor and the induc- tor? (c) When the current is at a maximum, what are the mag- nitudes of the potential differences across the...
An AC source operating at 60-Hz with a maximum voltage of 170 V is connected in series with a resistor (R = 1.2 k Q) and capacitor (C = 2.5 μF). a) What is the maximum value of the current in the circuit? b) What is the maximum values of the potential difference across the resistor and capacitor? c) When the current is zero, what are the magnitudes of the potential difference across the resistor, capacitor and AC source? How much charge is...
A resistor, 50.0-mH inductor, and 100.0-uF capacitor are connected in series with a 50-Hz voltage source. The maximum voltage through the circuit is 240 V. Calculate the power across the LCR circuit, if phase angle between the current and voltage is 60degrees.
7) An ac source having a maximum voltage output of 419 V is connected in series with a 45-12 resistor, a 0.71- H inductor, and a 35-uF capacitor. What is the maximum charge on the capacitor when the frequency of the source is adjusted so that the circuit is in resonance? 8) A 101-loop coil having an area of 1.23 hm2 and a very large resistance is in a 7.174-mT uniform magnetic field oriented so that the maximum flux goes...
5. A resistor and capacitor are connected in series with an applied AC voltage source. There is no inductor. Separate voltmeter readings across the resistor and capacitor give values of 50 V and 75 V (rms) respectively. What is the (rms) voltage of the source? (5 points)
An AC generator supplies an rms voltage of 120 V at 60.0 Hz. It is connected in series with a 0.450 H inductor, a 5.4 uF capacitor and a 351 ohm resistor. What is the impedance of the circuit? What is the rms current through the resistor? What is the average power dissipated in the circuit? What is the peak current through the resistor? What is the peak voltage across the inductor? What is the peak voltage across the capacitor?...
A circuit has an ac voltage source and a resistor and capacitor connected in series. There is no inductor. The ac voltage source has voltage amplitude 0.900 kV and angular frequency w = 20.0 rad/s. The voltage amplitude across the capacitor is 0.500 kV. The resistor has resistance R= 0.300 kΩ. Part A What is the voltage amplitude across the resistor? Part B What is the capacitance C of the capacitor? Part C Does the source voltage lag or lead the current? Part D What is the average...
A 200-Ω resistor is connected across an ac voltage source V = (150 V) sin [2π(60 Hz)t]. What is the average power delivered to this circuit (in Watt)?