help please (17%) Problem 6: A resistor of resistance R-70 ? is connected in series with...
Consider a series circuit containing a resistor of resistance R and a capacitor of capacitance C connected to a source of EMF ε with negligible internal resistance. The wires are also assumed to have zero resistance. Initially, the switch is open and the capacitor discharged. (Figure 1)Immediately after the switch is closed, what is the voltage across the resistor?Immediately after the switch is closed, what is the direction of the current in the circuit?
S A45-mi deal inductor is connected in series with a 6- resistor through an ideal 15-V DC power supply and an open switch. If the switch is closed at time s what is the creat 7.00 ms later < 350mA 650 MA c) SSOMA d) 280 mA
(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...
A 8.2-V battery is connected in series with a 38-mH inductor, a 150-Ω resistor, and an open switch.A 8.2-V battery is connected in series with a 38-mH inductor, a 150-Ω resistor, and an open switch. Part A What is the current in the circuit 0.110 ms after the switch is closed? unit (mA) Part B How much energy is stored in the inductor at this time? unit(micro J)
A capacitor of capacitance C= 2.5 μF is initially uncharged. It is connected in series with a switch of negligible resistance, a resistor of resistance R= 14.5 kΩ, and a battery which provides a potential difference of VB = 160 V.Part (a) Immediately after the switch is closed, what is the voltage drop Vc, in volt across the capacitor?Part (b) Immediately after the switch is closed, what is the voltage drop VR, in volt: across the resistor?Part (c) Immediately after...
5. A resistance 250, inductance 200mH, and capacitance 1 uF capacitor are all connected in series, and across the combination is connected to a 500V, 60 Hz supply. Calculate (a) the current flowing, (b) the phase difference between the supply voltage and current, (c) the voltage across the coil and the capacitor. 6. An 300-uF capacitor is connected in series with 3.25-MQ resistance across a 300-V supply. The switch is closed. Calculate a) Time constant of the circuit b) Initial...
An ideal inductor of inductance 7.7 mH is connected in parallel with a resistor of resistance 141 Ω. This parallel combination is then connected in series with a second ideal inductor of inductance 4.5 mH. The sinusoidal voltage source for the circuit is 102 V, 71.6 Hz. Sketch the circuit and find the magnitude of the current, I, flowing through the resistor.
A resistor with R = 350 Ω and an inductor are connected in series across an ac source that has voltage amplitude 500 V . The rate at which electrical energy is dissipated in the resistor is 306 W (a) What is the impedance Z of the circuit? (b) What is the amplitude of the voltage across the inductor? (c) What is the power factor?
A 9.0-Ω resistor and a 6.0-Ω resistor are connected in parallel across a power supply, and the current through the 9.0-Ω resistor is found to be 0.25 A. Find the voltage setting of the power supply. A series RC circuit for which C = 6.0 μF, R = 2.0 × 106 Ω, and ε = 20 V. Find the maximum charge on the capacitor after a switch in the circuit is closed.
A 12.0 V dc battery having no appreciable internal resistance, a 250 ohms resistor, a 15.0 mH inductor, and an open switch are all connected in series. a. What is time constant in this circuit? b. What is the voltage on the resistor when the switch is just closed? c. What is the voltage on the inductor when the switch has been closed for a long time? d. What is maximum energy stored in the conductor? e. What is current...