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Note: Choke just means inductor
1. The d.c. resistance of a 10H Choke is 390Ω. When...
A 145 mH inductor with 71 Ω resistance is connected in series to a 21 μF...
A 145 mH inductor with 71 Ω resistance is connected in series to a 21 μF capacitor and a 60 Hz , Vrms = 60 Vsource. Part A= Calculate the rms current.
A 145 mH inductor with 71 Ω resistance is connected in series to a 21 μF...
A 145 mH inductor with 71 Ω resistance is connected in series to a 21 μF capacitor and a 60 Hz , Vrms = 60 Vsource. Part A= Calculate the rms current. Part B= Calculate the phase angle.
An inductor and a resistor are connected in series. When connected to a 60-Hz, 90-V (rms)...
An inductor and a resistor are connected in series. When connected to a 60-Hz, 90-V (rms) source, the voltage drop across the resistor is found to be 46 V (rms) and the power delivered to the circuit is 12 W. (a) Find the value of the resistance. Ω (b) Find the value of the inductance. H
A resistance R = 10Ω, a capacitor C = 15μF, an inductor of L = 38mH,...
A resistance R = 10Ω, a capacitor C = 15μF, an inductor of L = 38mH, and an alternating current source with a voltage amplitude of 50V to 160Hz are connected in series. A- Calculate the angular frequency of the source B- Calculate the XL, XC, and Z impedance reactances C- Calculate the lag between the circuit current and the source voltage D- Calculate the amplitude of the circuit current and express the circuit current as a function of time...
1. A 2-H INDUCTOR DRIVES A CURRENT OF 0.5 AMP WHEN THE CIRCUIT IS OPENED THE...
1. A 2-H INDUCTOR DRIVES A CURRENT OF 0.5 AMP WHEN THE CIRCUIT IS OPENED THE CURRENT DISAPPEARS IN 0.01 SEC, CALCULATE THE EMF. 2. CALCULATE THE MAGNETIC FLOW THROUGH A COIL OF 7.2 Mh WITH 300 ROLLS WHEN i=10 mAmp 3. THE CURRENT IN A 0.02-H INDUCTOR VARY ACCORDING TO I-3t 4t CALCULATE a. Emf at t=1 sec and t = 5 sec b. So that the value of t the Emf induced is zero 4. A SOLENOID HAS...
(a) A capacitor of capacitance 220 μF is connected in series with a 150 kΩ resistor, a switch and an ammeter. A d.c. power supply of negligible internal resistance is connected to the circuit as show...
(a) A capacitor of capacitance 220 μF is connected in series with a 150 kΩ resistor, a switch and an ammeter. A d.c. power supply of negligible internal resistance is connected to the circuit as shown below 1 50 kΩ 220HF A stopclock is started and after 10 seconds the switch S is closed Ammeter readings are noted at regular intervals until a time of 80s is shown on the stopclock. The graph below shows how the current in the...
(1 point) An ideal inductor L 82 mH is connected to a source whose peak potential...
(1 point) An ideal inductor L 82 mH is connected to a source whose peak potential difference is 80 V. a) If the frequency is 60 Hz, what is the current at 3 ms? What is the instantaneous power delivered to the inductor at this time? -1.103 A 88.24 W b) At what frequency would the peak current be 1.7 A? 91.34 Hz
1. A 8.50-Ω resistor, 6.50-mH inductor, and 110-µF capacitor are connected in series to a 45.0-V...
1. A 8.50-Ω resistor, 6.50-mH inductor, and 110-µF capacitor are connected in series to a 45.0-V (rms) source having variable frequency. If the operating frequency is twice the resonance frequency, find the energy delivered to the circuit during one period. 2. A 1.48-mF capacitor is connected to a North American electrical outlet (ΔVrms = 120 V, f = 60.0 Hz). Assuming the energy stored in the capacitor is zero at t = 0, determine the magnitude of the current in...
#1. An inductor with an inductance of 5.75 H and a resistance of 9.00 2 is...
#1. An inductor with an inductance of 5.75 H and a resistance of 9.00 2 is connected to the terminals of a battery with an emf of 7.00 volt and negligible internal resistance. a) Find the initial rate of increase of current. b) Find the rate of increase of current when the current is 0.500 A. c) Find the final steady state current.
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...
(a) A capacitor of capacitance 220 μF is connected in series with a 150 kΩ resistor, a switch and an ammeter. A d.c. power supply of negligible internal resistance is connected to the circuit as shown below 1 50 kΩ 220HF A stopclock is started and after 10 seconds the switch S is closed Ammeter readings are noted at regular intervals until a time of 80s is shown on the stopclock. The graph below shows how the current in the...
(1 point) An ideal inductor L 82 mH is connected to a source whose peak potential difference is 80 V. a) If the frequency is 60 Hz, what is the current at 3 ms? What is the instantaneous power delivered to the inductor at this time? -1.103 A 88.24 W b) At what frequency would the peak current be 1.7 A? 91.34 Hz
#1. An inductor with an inductance of 5.75 H and a resistance of 9.00 2 is connected to the terminals of a battery with an emf of 7.00 volt and negligible internal resistance. a) Find the initial rate of increase of current. b) Find the rate of increase of current when the current is 0.500 A. c) Find the final steady state current.
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...
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