Question # 1 - In a series R-L circuit, a voltage of 10 V at 50...
Question # 1 - In a series R-L circuit, a voltage of 10 V at 50 Hz frequency produces a current of 750 mA. In the same circuit with same magnitude of applied voltage with a frequency of 75 Hz produces a current of 500 mA. Find out the values of R and L in the circuit.
Question # 2 - Derive the equations of active, reactive and apparent powers in a series R-L circuit with sinusoidal AC supply.
Question # 3 - Derive the equations of capacitor voltage and circuit current in a series R-C circuit connected to a DC supply through a switch. Assume that switch is initially open and it is closed at time t=0 second.
Homework Answers
A sinusoidal voltage of 100 V r.m.s. at 50 Hz is applied across a series combination...
A sinusoidal voltage of 100 V r.m.s. at 50 Hz is applied across a series combination of a 40 Ω resistor and an inductor of 100 mH. Determine the r.m.s. current, the apparent power, the power factor, the active power and the reactive power
Please answer asap with steps In a series R-L-C circuit powered by an ac sinusoidal voltage...
Please answer asap with steps
In a series R-L-C circuit powered by an ac sinusoidal voltage source, which phasor diagram best illustrates the relationship between the current i and the potential drop vc across the capacitor?
681) Given a sinusoidal voltage source in series with R,L, and C. The sinusoidal frequency is...
681) Given a sinusoidal voltage source in series with R,L, and C. The sinusoidal frequency is 400 Hz. R=7 Ohms, L=4 milliHenry, C=100 microFarad, V=60sin(wt) volts. Determine the phasor current, phasor voltages across the capacitor, resistor, and inductor
can you explain how to answer this question In an R-L-C ac series circuit the voltage...
can you explain how to answer
this question
In an R-L-C ac series circuit the voltage across the capacitor is 64 V and the voltage amplitude across the inductor is 96 V. Does the source voltage lag or lead the current in the circuit? (a) lag (b) lead
For a RC circuit if C- 1uF and the DC source voltage is 12 V, design...
For a RC circuit if C- 1uF and the DC source voltage is 12 V, design the resistor R such that the capacitor voltage reaches 10v 15 sec after the switch is closed ? What is the time constant of the resulting circuit? (5 pts) Switch S E, 9 b) How does the capacitive reactance of a 1 micro-farad capacitor and the inductive reactance of a 10 milli-henry inductor change in a AC circuit when the frequency changes from 50...
1. Compute the impedance of a series R-L-C circuit at angular frequencies of ω1= 1000 rad/s...
1. Compute the impedance of a series R-L-C circuit at angular frequencies of ω1= 1000 rad/s , ω2= 710 rad/s and ω3= 455 rad/s . Take R = 170 Ω , L = 0.935 H and C = 2.40 μF . What is the phase angle of the source voltage with respect to the current when ω = 1000 rad/s? 2. A series R–L–C circuit of R = 150 Ω , L = 0.915 H and C = 2.05 μF...
12. A sinusoidal voltage Δv = (75.0 V)sin(120t) is applied to a series RLC circuit with...
12. A sinusoidal voltage Δv = (75.0 V)sin(120t) is applied to a series RLC circuit with L = 20.0 mH, C = 130.0 μF, and R = 32.0 Ω. (a) What is the impedance of the circuit? Ω (b) What is the maximum current in the circuit? A 11.An AC power source has an rms voltage of 120 V and operates at a frequency of 60.0 Hz. If a purely inductive circuit is made from the power source and a...
An inductor (L = 400 mH), a capacitor (C = 4.43 uF), and a resistor (R...
An inductor (L = 400 mH), a capacitor (C = 4.43 uF), and a resistor (R = 500 2) are connected in series. A 52.0-Hz AC generator connected in series to these elements produces a maximum current of 440 mA in the circuit. (a) Calculate the required maximum voltage AV max. (b) Determine the phase angle by which the current leads or lags the applied voltage. The current ---Select--- the voltage by a magnitude of
The circuit shown in Figure 3 below shows a R-L-C series circuit with components R= 50...
The circuit shown in Figure 3 below shows a R-L-C series circuit with components R= 50 , L = 1 H, and C= 250 uF. This circuit is connected in series to an AC current source ( il ) where instantaneous current is given by it = 28.29 Sin (100t) A. B + VR- C + VC - D ).4C Current source Figure 3 (a) Draw the circuit diagram for this circuit and mark the impedances (3 marks) (b) What...
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?
Please answer asap with steps
In a series R-L-C circuit powered by an ac sinusoidal voltage source, which phasor diagram best illustrates the relationship between the current i and the potential drop vc across the capacitor?
can you explain how to answer
this question
In an R-L-C ac series circuit the voltage across the capacitor is 64 V and the voltage amplitude across the inductor is 96 V. Does the source voltage lag or lead the current in the circuit? (a) lag (b) lead
For a RC circuit if C- 1uF and the DC source voltage is 12 V, design the resistor R such that the capacitor voltage reaches 10v 15 sec after the switch is closed ? What is the time constant of the resulting circuit? (5 pts) Switch S E, 9 b) How does the capacitive reactance of a 1 micro-farad capacitor and the inductive reactance of a 10 milli-henry inductor change in a AC circuit when the frequency changes from 50...
An inductor (L = 400 mH), a capacitor (C = 4.43 uF), and a resistor (R = 500 2) are connected in series. A 52.0-Hz AC generator connected in series to these elements produces a maximum current of 440 mA in the circuit. (a) Calculate the required maximum voltage AV max. (b) Determine the phase angle by which the current leads or lags the applied voltage. The current ---Select--- the voltage by a magnitude of
The circuit shown in Figure 3 below shows a R-L-C series circuit with components R= 50 , L = 1 H, and C= 250 uF. This circuit is connected in series to an AC current source ( il ) where instantaneous current is given by it = 28.29 Sin (100t) A. B + VR- C + VC - D ).4C Current source Figure 3 (a) Draw the circuit diagram for this circuit and mark the impedances (3 marks) (b) What...
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?
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