What is most nearty the equivalent imput impedance when the circuit shown is connected across a...
Find the Thevenin equivalent circuit external to the indicated load impedance ZL=10Ω∠0° connected across a-b as shown in Figure 1. Also, calculate the current through the impedance ZL=10Ω∠0° (a) Find the Thevenin equivalent circuit external to the indicated load impedance ZL=10 2Z0° connected across a-b as shown in Figure 1. Also, calculate the current through the impedance ZL 10 220° 24 Q 10 Q a + Z 10 Zo 5 VZ0° 16 Q 500 mA /0° b 12 Q Figure...
5.1 (15 pts) Refer to the circuit connected to a 120-V rms, 60-Hz voltage source as shown below. (a) What is the power factor? (b) What is the average power dissipation? (c) In (b), what is the value of capacitance that will give a power factor of 0.95 lagging when connected to the load? 10 0 10Ω 50 mH 50 mH
Find the Thevenin equivalent circuit for the circuit shown below. Draw the equivalent circuit along with the load impedance. V 10 /0° V, w 1000 rad/s. Calculate the current through and the voltage across the load resistor. (30 pts) L1 1 mH R1 L2 500 Q 1 mH V C1 RL 100 μF 1.5 kQ
The circuit shown in Figure Q4-1 includes an audio source and the equivalent circuit of a loudspeaker that you have been asked to analyse. 4. a) Assuming the speaker is to operate at a single frequency of 200 Hz and is5 driven by a cosinusoidal signal with peak amplitude of 20 V; determine the equivalent impedance of the speaker When connected to the audio source, calculate the current flow i() When testing the loudspeaker detailed in Q4a) i), you can...
Circuit Analysis in Electrical Engineering 4. A resistor and a capacitor are connected in series across a 270-V ac supply. When the frequency is 40 Hz, the current flowing in the circuit is 6.25 A. When the frequency is 50 Hz, the current flowing in the circuit is 7.5 A Calculate the resistance and capacitance of the resistor and capacitor respectively. (99.97 μF; 16.798 Ω) If the resistor and capacitor are now connected in parallel across the 60-Hz supply, calculate...
Consider a RLC series circuit connected to a 220 V rms voltage source with a frequency of 120 Hz. WhatConsider a RLC series circuit connected to a 220 V rms voltage source with a frequency of 120 Hz. What is the peak current through the circuit if R = 250Ω, C = 90 μF, and L = 4.5 mH?is the peak current through the circuit if R = 250Ω, C = 90 μF, and L = 4.5 mH? A. 1.24...
Problem 3) Find the equivalent impedance for the network shown Zeq→ when the frequency f = 500 Hz. 3312 7100uF 30.1 mH f = 500 Hz Problem 4) Repeat the previous problem using a frequency of f = 5000 Hz. Zeq→ 332 +100 uF 30.1 mH f = 5000 Hz
10.5 For the circuit shown, find a. The equivalent impedance seen by the source. b. The steady-state response of the voltage across the resistor, vR(). DIGILENT 2012 Digilent, Inc. Real Analog 0.1H 0 20cos(100 30
11. Which of the following describes what when the conjugate of the Thevenin impedance across its terminal that takes place when the impedance of the land is the pedance A. Maximum power will be delivered to the load B. The circuit will be capacitive. C. The circuit will appear resistive. D. A matching impedance must be placed in parallel 12. To ensure maximum power to maximum power to the load, which of the following is determined using the maximum power...
The rms current in an RL circuit is 0.21 A when it is connected to an ac generator with a frequency of 50 Hz and an rms voltage of 30 V . Part A Given that the inductor has an inductance of 170 mH , what is the resistance of the resistor? Part B Find the rms voltage across the resistor. Part C Find the rms voltage across the inductor.