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A coil having L = 150 H, R = 200 ohms is connected in series with...
Four resistors having resistances of 20 ohms, 40 ohms, 60 ohms, and 80 ohms are connected in series across an ideal dc voltage source. If the current through this circuit is 0.50 A, what is the voltage of the voltage source? 20 V 40 V 60 V 80 V 100 V
Question 4 In Figure Q4, a resistance, R is connected in series with an iron-cored choke coil (r in series with L). The circuit draws a current of 5 A at 240 V, 60 Hz. The voltages across the resistance and the coil are 100 V and 200 V respectively. Analyze the circuit to determine the following (a) the resistance, reactance and impedance of the coil, (b) the power absorbed by the coil, and (c) the power factor (pf) of...
The switch in an effective LR series dc-circuit (consisting of an emf and a coil with inductance L = 0.5 H and unknown internal resistance) is closed at t = 0 sec. At t = r, the current is 9.5 A and is increasing at a rate of 1.1 A/s. What must the internal resistance of the coil be? A step-up transformer is designed to have an output voltage of 1800 V (rms) when the primary is connect across a...
QUESTION 1 5 points Save Answer A resistor R = 2k Ohms has a voltage V = 15 Volts. What is the current I through the resistor? Express your answer in mA. QUESTION 2 5 points Save Answer Three resistors are connected in series: R1 10k Ohms, R2 = 17k Ohms, R3 = 32k Ohms. A DC voltage source ( Volts) is connected across the three resistors. Determine the current I in mA. 7 QUESTION 3 5 points Save Answer...
In a series R-L-C circuit, L = 0.215 H , C = 82.5 μF and the voltage amplitude of the source is 260 V . 1)What is the resonance angular frequency of the circuit? 2)When the source operates at the resonance angular frequency, the current amplitude in the circuit is 0.595 A . What is the resistance R of the resistor? 3)At the resonance frequency, what are the peak voltages across the inductor, the capacitor, and the resistor?
te=300 H 7 #2 Zoov 32.- 12 yol A Series Circuit Consisting of a 43. A Series RLC Circuit R=4252, 1#4 100 32 novinke five resisfor, a coil In a purely inductive AC L=125H and C= 3.0. I Circuit, L = 250mH and the rms with a 0.10H and a 20 uf Capacitor Constad to an Ac Source with Voltage of 1500. across a llov, CH2 power Source (f = 60.042 and Vmax = 150V Calculate the inductive Reactance @...
In a series R-L-C circuit the voltage amplitude across the resistor is 35.0 V, across the capacitor is 95.0 V and across the inductor is 55.0 V. When the source sinusoidal frequency is 10.6 KHz and the resistor value is 60.0 ohms A. What is the capacitance of the capacitor?
2. A resistor R and inductor L are connected in series with an AC voltage source with frequency fand 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 Ø. Write your answers in terms of the variables R, L, and o(= 21f). b. If the voltage source is described by the phasor V = Voejut, and the...
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)?
In a series R-L-C circuit, L = 0.190 H , C = 84.5 μF and the voltage amplitude of the source is 290 V . Part A What is the resonance angular frequency of the circuit? ω0 = rad/s SubmitMy AnswersGive Up Part B When the source operates at the resonance angular frequency, the current amplitude in the circuit is 0.610 A . What is the resistance R of the resistor? R = Ω SubmitMy AnswersGive Up Part C At...