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An initially uncharged 3.49 x 10-6 F capacitor and a 6770 12 resistor are connected in...
An initially uncharged 4.59×10−6 F capacitor and a 7910 Ω resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current ?0 in the circuit? ?0= ________A Calculate the circuit's time constant ? . ?=______________ s How much time ? must elapse from the closing of the circuit for the current to decrease to 2.23 % of its initial value? ?= __________s
An initially uncharged 3.83 × 10-6 F capacitor and a 8590 Ω resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current in the circuit?
A capacitor that is initially uncharged is connected in series with a resistor and a 407.1 Vemf source with negligible internal resistance. Just after the circuit is completed, the current through the resistor is 0.850 mAand the time constant for the circuit is 6.20 s. Part A: What is the resistance of the resistor? Part B: What is the capacitance of the capacitor
What is the resistance of a 60.1 -m-long aluminum wire that has a diameter of 8.43 mm ? The resistivity of aluminum is 2.83×10−8 Ω · m . Resistance=? An initially uncharged 33.05×10−6 F capacitor and a 8570Ω resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current ?0I0 in the circuit? ?0= Calculate the circuit's time constant ?τ . ?= s How much time ?t must elapse from the...
A capacitor that is initially uncharged is connected in series with a resistor and an emf of source epsilon = 100 V and negligible internal resistance. Just after the circuit is completed, the current through the resistor is 7.1 x 10^-3 A. the time constant for the circuit is 6.0 s. What is the resistance of the resistor? _____ Ohm What is the capacitance of the capacitor __________ MuF
You charge an initially uncharged 81.1-mF capacitor through a 39.1-12 resistor by means of a 9.00-V battery having negligible internal resistance. Find the time constant t of the circuit. t= What is the charge Q on the capacitor 1.17 time constants after the circuit is closed? What is the charge Qo after a long amount of time has passed?
A 6.0 V battery, a 220 W resistor, a 680 µF capacitor (initially uncharged), and a switch (initially open) are all connected in series, forming a loop. At t = 0 the switch is closed. (a) Find the initial current in the loop. (b) Find the charge on the capacitor at t = 0.100 s. (c) At what point in time will the voltage across the resistor equal 5.0 V? (d) What will be the maximum energy stored in the...
A 3.90 μF capacitor that is initially uncharged is connected to an emf source with E= 170 V with a series 5.50 kΩ resistor and an emf source negligible internal resistance. Just after the circuit is completed, what is the current through the resistor?
increase by a factor of 4
deacrease by a factor of 4
increase by a factor of 2
decrease by a factor of 2
be unaltered
23.5 ms
46.5 ms
62.5 ms
80.5 ms
100 ms
If a 2-Ohm resistor is used instead of a 1-Ohm resistor for the charging process of the capacitor shown in the circuit, the time constant will: An initially uncharged 3.27 uF capacitor and a 7.35 kn resistor are connected in series to a 1.50...
A battery, a resistor of resistance R, and an initially uncharged capacitor of capacitance C are connected in series. At what time does the capacitor voltage reach 90% of the battery voltage? Assume that the battery has no internal resistance.