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HENT FOLDEE A power supply produces a voltage which varies with time. The voltage can be...
Single phase square to supply an ac load from dc power supply with source voltage VS...
Single phase square to supply an ac load from dc power supply with source voltage VS = 20 volts wave full bridge inverter will be designed. The load resistance is R = 24 ohms and L = 240 milliHenry. Exit the frequency of its voltage will be 25 Hz. With the minimum value of the load current at t = 12ms and t = 30ms Calculate the values.
The alternating voltage of a generator is represented by the equation E = E0 sin ω...
The alternating voltage of a generator is represented by the equation E = E0 sin ω t , where E is in volts, E0 = 116 V, ω = 491 rad/s, and t is in seconds. Find the frequency of the electric potential E.
1. Write an equation that describes voltage supplied by a wall outlet. (f = 60 Hz,...
1. Write an equation that describes voltage supplied by
a wall outlet.
(f = 60 Hz, Vrms = 120 V)
2. What is the instantaneous voltage of a sine wave at
half of a period?
Describe Alternating Current (AC). Explain how resistors, capacitors, and inductors behave in an AC circuit. WRITEUP REQUIREMENTS Informal: Questions - 6 pts, Data Tables - 3 pts, Survey Questions from Syllabus - 1 pt INTRODUCTION V Up to this point, we have been using supply...
An AC generator provides power for the circuit shown below. The generator voltage is described by...
An AC generator provides power for the circuit shown below. The generator voltage is described by E(t) = Emar sin(ut) where E = 120 V. Here, L = 640 mH, C=160 MF, R=9012, and w = 40 rad/sec. R m C L E 1) What is the phase angle between the generator and the current? =-55 degrees = 1.1 degrees Oo=64 degrees o= -16 degrees = -0.99 degrees Submit 2) This circuit is being driven at: a frequency above its...
A sinusoidal voltage Av = 45.0 sin(100t), where Av is in volts and t is in...
A sinusoidal voltage Av = 45.0 sin(100t), where Av is in volts and t is in seconds, is applied to a series RLC circuit with L = 170 mH, C = 99.0 HF, and R 59.0 (a) What is the impedance (in n) of the circuit? 102.66 Ω (b) What is the maximum current (in A)? 0.438 sin(wt - d). (c) Determine the numerical value for w (in rad/s) in the equation i = I max 100 rad/s (d) Determine...
D Question 2 10 pts A three phase full-bridge rectifier draws 12-kW from a power supply that has 150-V phase-to-phase voltage. The power factor is 0.77. What is the maximum (peak) value of the cur...
D Question 2 10 pts A three phase full-bridge rectifier draws 12-kW from a power supply that has 150-V phase-to-phase voltage. The power factor is 0.77. What is the maximum (peak) value of the current delivered by the supply? 10 pts DI Question 3 A full bridge, square wave inverter supplies an RL load with R-7-Ohm and L-58-mH. The DC voltage is 90-V and the output waveform frequency is 60-Hz. What is the magnitude of the third harmonic of the...
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be co...
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be compensated by adding shunt capacitors. The network frequency is known as 50 Hz. The load resistances are R 330ΣΩ and the load inductances are L H. The phasor of the voltage for R phase is given as V 220/2 Volts. a) Find the followings before connecting the power factor compensation capacitors: i) The effective values of the line currents IR, Is, IT, ii)...
Can we please continue with the questions: If the instantaneous value of a voltage in an...
Can we please continue with the questions: If the instantaneous value of a voltage in an AC circuit of the communication system (at any time t seconds) is given by V= 142sin(8πt-0.125π) volts, determine: f. Voltage at t=10ms g.Time when voltage reaches 100volts h. Time when voltage is maximum i. Sketch one cycle of the waveform j. Given that the voltage waveform can also be represented as V=Rsin(ωt+θ), use compound angle identities to resolve the resultant voltage waveform into its...
A series AC circuit has a power source with frequency f = 60 Hz, peak voltage...
A series AC circuit has a power source with frequency f = 60 Hz, peak voltage of epsilon_0 = 5.0 V, resistance R = 0.50 omega, capacitance C = 320 mu F, and inductance L = 0.40 H. what is the period circuit? What is the maximum current through the inductor? What is the largest power reached in resistor? Suppose the power supply reaches maximum voltage at time t_1, how the long after t_1 does the current though the resistor...
The voltage supplied by a wall socket varies with time,reversing its polarity with a constant frequency,...
The voltage supplied by a wall socket varies with
time,reversing its polarity with a constant frequency, as shown in
thegraph. (Intro 1 figure)
Intro Fig.
Fig Part B
1.
What is the rms value of the
voltage plotted in the graph?
Express your answer in volts.
= ?
V
2.
When a lamp is connected to a wall plug,
theresulting circuit can be represented by a simplified AC circuit,
asshown in the figure. (Part B figure) Here the lamp has...
1. Write an equation that describes voltage supplied by
a wall outlet.
(f = 60 Hz, Vrms = 120 V)
2. What is the instantaneous voltage of a sine wave at
half of a period?
Describe Alternating Current (AC). Explain how resistors, capacitors, and inductors behave in an AC circuit. WRITEUP REQUIREMENTS Informal: Questions - 6 pts, Data Tables - 3 pts, Survey Questions from Syllabus - 1 pt INTRODUCTION V Up to this point, we have been using supply...
An AC generator provides power for the circuit shown below. The generator voltage is described by E(t) = Emar sin(ut) where E = 120 V. Here, L = 640 mH, C=160 MF, R=9012, and w = 40 rad/sec. R m C L E 1) What is the phase angle between the generator and the current? =-55 degrees = 1.1 degrees Oo=64 degrees o= -16 degrees = -0.99 degrees Submit 2) This circuit is being driven at: a frequency above its...
A sinusoidal voltage Av = 45.0 sin(100t), where Av is in volts and t is in seconds, is applied to a series RLC circuit with L = 170 mH, C = 99.0 HF, and R 59.0 (a) What is the impedance (in n) of the circuit? 102.66 Ω (b) What is the maximum current (in A)? 0.438 sin(wt - d). (c) Determine the numerical value for w (in rad/s) in the equation i = I max 100 rad/s (d) Determine...
D Question 2 10 pts A three phase full-bridge rectifier draws 12-kW from a power supply that has 150-V phase-to-phase voltage. The power factor is 0.77. What is the maximum (peak) value of the current delivered by the supply? 10 pts DI Question 3 A full bridge, square wave inverter supplies an RL load with R-7-Ohm and L-58-mH. The DC voltage is 90-V and the output waveform frequency is 60-Hz. What is the magnitude of the third harmonic of the...
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be compensated by adding shunt capacitors. The network frequency is known as 50 Hz. The load resistances are R 330ΣΩ and the load inductances are L H. The phasor of the voltage for R phase is given as V 220/2 Volts. a) Find the followings before connecting the power factor compensation capacitors: i) The effective values of the line currents IR, Is, IT, ii)...
A series AC circuit has a power source with frequency f = 60 Hz, peak voltage of epsilon_0 = 5.0 V, resistance R = 0.50 omega, capacitance C = 320 mu F, and inductance L = 0.40 H. what is the period circuit? What is the maximum current through the inductor? What is the largest power reached in resistor? Suppose the power supply reaches maximum voltage at time t_1, how the long after t_1 does the current though the resistor...
The voltage supplied by a wall socket varies with
time,reversing its polarity with a constant frequency, as shown in
thegraph. (Intro 1 figure)
Intro Fig.
Fig Part B
1.
What is the rms value of the
voltage plotted in the graph?
Express your answer in volts.
= ?
V
2.
When a lamp is connected to a wall plug,
theresulting circuit can be represented by a simplified AC circuit,
asshown in the figure. (Part B figure) Here the lamp has...
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