Homework Answers
option A is correct.
In a RLC series circuit VL is always leading current by 900 and current is in phase with VR . So, the angle between VL and VR is 900 and it is a positive angle.
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Which phasor diagram correctly represents the phase relationship between the voltage across the resistor and the...
Review Part A. Find the relationship between the phasor voltage and phasor current for a resistance...
Review Part A. Find the relationship between the phasor voltage and phasor current for a resistance The resistor shown here has been transformed into the phasor domain: Ik 4k Suppose that the phasor current is given by IR = 752120 mA. Find the phasor voltage VR. Enter a complex number in polar form, with phase angle in degrees. View Available Hint(s) 3002120 V Submit Previous Answers Correct Part B - Draw the phasor diagram of the resistance from Part A...
For a single-phase ac supply, and using a series RL circuit diagram, draw the phasor diagram...
For a single-phase ac supply, and using a series RL circuit diagram, draw the phasor diagram for the RL circuit using the voltage as the reference and show the power factor angle.Also show with a phasor diagram how a capacitor connected across the series RL circuit will reduce the power factor angle and total current.
Learning Goal: To understand the use of phasor diagrams in calculating the impedance and resonance conditions in a seri...
Learning Goal: To understand the use of phasor diagrams in calculating the impedance and resonance conditions in a series L-R-C circuit. At resonance, XL = Xc. The voltage across the capacitor exactly cancels that across the i have the same amplitude. Thus, the inductor and capacitor effectively cancel out in the formu not come as a surprise that the resonant frequency equals the natural frequency of the oscilla In this problem, you will consider a series L-R-C circuit, containing a...
An inductor (L = 365 mH), a capacitor (C = 4.43 uF), and a resistor (R...
An inductor (L = 365 mH), a capacitor (C = 4.43 uF), and a resistor (R = 6052) are connected in series. A 50.0 Hz AC source produces a peak current of 250 mA in the circuit. (a) Calculate the required peak voltage AV max (b) Determine the phase angle by which the current leads or lags the applied voltage. Step 1 The total impedance depends on the frequency and the resistance of the circuit. The voltage amplitude is in...
In a series R-L-C circuit the voltage amplitude across the resistor is 35.ov, across the capacitor...
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?
A resistor and capacitor are connected in series across an ac generator. The voltage of the...
A resistor and capacitor are connected in series across an ac generator. The voltage of the generator is given by V() = Vocos(wt), where Vo = 120V,w = 120x rad/s, R = 55082, and C = 7.54F. (a) What is the magnitude of the impedance of the RC circuit? (b) What is the amplitude of the current through the resistor? (e) What is the phase difference between the voltage and current? The magnitude of the impedance is The amplitude of...
A resistor and capacitor are connected in series across an ac generator. The voltage of the...
A resistor and capacitor are connected in series across an ac generator. The voltage of the generator is given by V(0) = Vocos(wt), where VO = 120V, w = 120+ rad/s, R=55092, and C = 3pF. (a) What is the magnitude of the impedance of the RC circuit (b) What is the amplitude of the current through the resistor? (c) What is the phase difference between the voltage and current? The magnitude of the impedance is 1041.3 22. The amplitude...
1. A resistor R and capacitor care connected in series with an AC voltage source with...
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...
A resistor (R = 9.00 ✕ 102 Ω), a capacitor (C = 0.250 μF), and an...
A resistor (R = 9.00 ✕ 102 Ω), a capacitor (C = 0.250 μF), and an inductor (L = 1.20 H) are connected in series across a 2.40 ✕ 102-Hz AC source for which ΔVmax = 1.45 ✕ 102 V. (a) Calculate the impedance of the circuit. (kΩ) (b) Calculate the maximum current delivered by the source. (A) (c) Calculate the phase angle between the current and voltage. (° )
A resistor, 50.0-mH inductor, and 100.0-uF capacitor are connected in series with a 50-Hz voltage source....
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.
Review Part A. Find the relationship between the phasor voltage and phasor current for a resistance The resistor shown here has been transformed into the phasor domain: Ik 4k Suppose that the phasor current is given by IR = 752120 mA. Find the phasor voltage VR. Enter a complex number in polar form, with phase angle in degrees. View Available Hint(s) 3002120 V Submit Previous Answers Correct Part B - Draw the phasor diagram of the resistance from Part A...
Learning Goal: To understand the use of phasor diagrams in calculating the impedance and resonance conditions in a series L-R-C circuit. At resonance, XL = Xc. The voltage across the capacitor exactly cancels that across the i have the same amplitude. Thus, the inductor and capacitor effectively cancel out in the formu not come as a surprise that the resonant frequency equals the natural frequency of the oscilla In this problem, you will consider a series L-R-C circuit, containing a...
An inductor (L = 365 mH), a capacitor (C = 4.43 uF), and a resistor (R = 6052) are connected in series. A 50.0 Hz AC source produces a peak current of 250 mA in the circuit. (a) Calculate the required peak voltage AV max (b) Determine the phase angle by which the current leads or lags the applied voltage. Step 1 The total impedance depends on the frequency and the resistance of the circuit. The voltage amplitude is in...
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?
A resistor and capacitor are connected in series across an ac generator. The voltage of the generator is given by V() = Vocos(wt), where Vo = 120V,w = 120x rad/s, R = 55082, and C = 7.54F. (a) What is the magnitude of the impedance of the RC circuit? (b) What is the amplitude of the current through the resistor? (e) What is the phase difference between the voltage and current? The magnitude of the impedance is The amplitude of...
A resistor and capacitor are connected in series across an ac generator. The voltage of the generator is given by V(0) = Vocos(wt), where VO = 120V, w = 120+ rad/s, R=55092, and C = 3pF. (a) What is the magnitude of the impedance of the RC circuit (b) What is the amplitude of the current through the resistor? (c) What is the phase difference between the voltage and current? The magnitude of the impedance is 1041.3 22. The amplitude...
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...
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