10. A resistor and capacitor are connected in series to a voltage source. At time t...
A circuit has an ac voltage source and a resistor and capacitor connected in series. There is no inductor. The ac voltage source has voltage amplitude 0.900 kV and angular frequency w = 20.0 rad/s. The voltage amplitude across the capacitor is 0.500 kV. The resistor has resistance R= 0.300 kΩ. Part A What is the voltage amplitude across the resistor? Part B What is the capacitance C of the capacitor? Part C Does the source voltage lag or lead the current? Part D What is the average...
An uncharged capacitor and a resistor are connected in series to a source of emf. If emf=9.00 V, capacitance=21.5 ?F, and resistance=127Ω, find (a) the time constant of the circuit. After 1.30 ms, find (b) the charge on the capacitor, (c) the voltage drop across the capacitor, (d) the voltage drop across the resistor, and (e) the current.
The discharge curve for a capacitor connected in series with a resistor is shown below, If the capacitance of the capacitor is 22.50 farads, what is the resistance of the resistor? Please calculate the time constant for this circuit. After two time constants what is the potential across capacitor? Please calculate the amount of charge on the capacitor 25.00 minutes after discharge has started, Once capacitor is fully discharged, the charging process begun. How much time, after charging begins, is...
An AC source operating at 60-Hz with a maximum voltage of 170 V is connected in series with a resistor (R = 1.2 k Q) and capacitor (C = 2.5 μF). a) What is the maximum value of the current in the circuit? b) What is the maximum values of the potential difference across the resistor and capacitor? c) When the current is zero, what are the magnitudes of the potential difference across the resistor, capacitor and AC source? How much charge is...
A resistor was connected to a variable voltage source and the current was measured for various voltages.The following results were obtained: Trial Voltage (V) Current (mA) 1 1 3.3 2 1.96 7.1 3 3.03 10.9 4 3.98 13.7 where V is the voltage difference across the resistor and I is the current travelling through the resistor at the same time. Calculate the resistance for each trial and the average of the resistances. Determine the uncertainty in the average resistance. Report...
29. (10 pts.) A capacitor and a25 ko resistor are connected in series to a 10vbatery. The voltage across the capacitor has risen to 7.0 V at a time 4.7 s after the capacitor begins charging a. What is the time constant t? (5 pts.)
1)A 3300 F capacitor is connected in series with a 50 k resistor to a 64 V voltage source. At t=0, the charge on the capacitor is zero. Initially, is almost zero, while is almost 64 V. The current is constant over time. While the voltage across the capacitor changes, the voltage across the resistor remains constant. The voltage across the capacitor is always 64 V. Initially, is almost 64 V, while is almost zero. As the charge on the capacitor increases over time, so does the current through the circuit.2)At what time is the...
5. A resistor and capacitor are connected in series with an applied AC voltage source. There is no inductor. Separate voltmeter readings across the resistor and capacitor give values of 50 V and 75 V (rms) respectively. What is the (rms) voltage of the source? (5 points)
A 130? resistor, a 0.100?F capacitor, and a 290mH inductor are connected in series to a voltage source with amplitude 240V . A)What is the maximum voltage across the inductor at resonance? B)What is the maximum energy stored in the capacitor at resonance? C)What is the maximum energy stored in the inductor at resonance?
48. If a 5.6pF capacitor, a 49.3pF capacitor and a 35.5pF capacitor are all connected in series, then what is the total capacitance of this series combination in pico Farads? 50. If the Thevenin equivalent for a circuit is a 5V voltage source in series with a 5.3kΩ resistor, then what is the Norton equivalent current for this circuit in milliamps? 51. If the Norton equivalent for a circuit is a 2.2mA current source in parallel with a 23kΩ resistor,...