Question

A 9.00-V battery is connected across a 2.00-kΩ resistor. How many electrons per

second flow through the circuit?

Answer #1

A 2.00-nF capacitor with an initial charge of 5.32 μC is
discharged through a 1.39-kΩ resistor.
a)Calculate the magnitude of the current in the resistor 9.00 μs
after the resistor is connected across the terminals of the
capacitor.
b)What charge remains on the capacitor after 8.00 μs?
c)What is the maximum current in the resistor?

An uncharged 3.0-μF capacitor is connected in series with a
30-kΩ resistor, an ideal 6.7-V battery, and an open switch. What is
the voltage across the capacitor 21 ms after closing the
switch?
15.2 V
6.70 V
12.0 V
1.39 V

1A)
A circuit consists of a 12.0 V battery, a 100
kΩ resistor, a 20.0 μF capacitor in
series with a switch which is initially in the open position. The
capacitor is initially uncharged. Calculate the charge on the
capacitor 6.00 seconds after the switch is closed. Calculate the
current through the resistor 6.00 seconds after the switch is
closed.
1B)
A 20 μF capacitor has previously charged up to
contain a total charge of Q=100 μC on
it. The...

A 1.5-kΩ resistor and 30-mH inductor are connected
in series, as shown below, across a 120-V (rms) ac power
source oscillating at 60-Hz frequency. (a) Find the current
in the circuit. (b) Find the voltage drops across the
resistor
and inductor. (c) Find the impedance of the circuit. (d) Find
the power dissipated in the resistor. (e) Find the power
dissipated in the inductor. (f) Find the power produced by
the source.

A 63 V. battery is connected across a 63100 ohm and a 32400 ohm
resistor connected in series. What is the per cent error in the
voltmeter reading when placed across the first resistor, if the
voltmeter resistance is 186000 ohms?

A 66 V. battery is connected across a 64700 ohm and a 32800 ohm
resistor connected in series. What is the per cent error in the
voltmeter reading when placed across the first resistor, if the
voltmeter resistance is 125000 ohms?

A 63 V. battery is connected across a 60,205 ohm and a 30,711
ohm resistor connected in series. What is the per cent error in the
voltmeter reading when placed across the first resistor, if the
voltmeter resistance is 181,978 ohms?

A 2.00-nF capacitor with an initial charge of 4.84 µC is
discharged through a 2.63-kΩ resistor. (a) Calculate the current in
the resistor 9.00 µs after the resistor is connected across the
terminals of the capacitor. (Let the positive direction of the
current be define such that dQ dt > 0.) mA (b) What charge
remains on the capacitor after 8.00 µs? µC (c) What is the
(magnitude of the) maximum current in the resistor? A

Two resistors 1.00 ohms and 2.00 ohms are connected in parallel,
then they are connected to 3.00 ohms resistor and a 9.00 V battery
in series to complete a circuit.
a. What is the equivalent resistance of this circuit?
b. What is the current through the 1.00 Ohms resistor?
c. What is the voltage on 3.00 ohms resistor?
d. What is power dissipated on 2.00 ohm resistor?

A V = 84-V source is connected in series with an R = 1.1-kΩ
resistor and an L = 34-H inductor and the current is allowed to
reach maximum. At time t = 0 a switch is thrown that disconnects
the voltage source, but leaves the resistor and the inductor
connected in their own circuit.
a) How much time, in milliseconds, is needed for the current in
the circuit to drop to 9 % of its value at t =...

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