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Electric Circuits
Page 5
Questions (770)
A 6 uF capacitor is initially charged to 100V and then connected across a 600 ohm resistor. a) what is the initial charge on the
3 answers
asked by
Owen
1,369 views
Two resistances, R1 and R2, are connected in series across a 15-V battery. The current increases by 0.050 A when R2 is removed,
3 answers
asked by
Elizabeth
1,376 views
a circuit consist of an inductance of 0.05H, a resistance of 20ohms , a capacitor of 100uF and an angle of 100cos200t. find (i)
3 answers
asked by
ashely
1,598 views
A 250-ohm resistor is connected in parallel with a 190-ohm resistor. What is their equivalent resistance?
3 answers
asked by
elisabeth
748 views
A current of 5.0 A flows for 20.0 minutes through a bulb and delivers 15000 J of electric energy to the bulb. What is the
4 answers
asked by
Jon
1,470 views
a) a flashlamp bulb is marked '2.5V,0.30A' and has to be operated from a dry battery of e.m.f 3.0V for the current p.d. of 2.5V
3 answers
asked by
Bimbo
474 views
What does the gradient represent in a voltage vs time-capasitor graph?
3 answers
asked by
Kay
421 views
One 10.0 Ω resistor is wired in series with 10.0 Ω resistors in parallel. A 45.0 V battery supplies power to the circuit. What
6 answers
asked by
Me and I
1,704 views
The resistance in an electric circuit varies inversely with the current. If the resistance is 12 ohms when the current is 4
4 answers
asked by
Julie
2,055 views
a 13 ohm resister has 0.050 A of current in it. What is the potential difference across the resistor?
3 answers
asked by
j sapp
2,381 views
Three resistors R1=5ohms, R2=3ohms, and R3=4ohms are connected in series to each other. A voltmeter connected in parallel to
3 answers
asked by
Maballs
2,693 views
An i Pod draws about 3.7 volts (i Pod batteries are rated for 3.7 volts and 1200 mAhours.) Ignore the internal resistance of the
4 answers
asked by
DariaV
975 views
Two 200 W (120 V) lightbulbs are wired in series, then the combination is connected to a 120 V supply. How much power is
3 answers
asked by
ananomyus
974 views
A 10 ohm, 20 ohm lamp and 12v battery are connected in a parallel. A current of 1.8 A passes through the battery and a current
4 answers
asked by
Tina
1,276 views
5. A circuit is supplied with 30 VDC and contains three resistors connected in series. The value or R1 is 80Ω, the value of R2
4 answers
asked by
Vicki
1,735 views
Two resistors have resistances R1 and R2. When the resistors are connected in series to a 12.4-V battery, the current from the
4 answers
asked by
Abigail
3,844 views
What is the conclusion about current in a parallel electric circuit
4 answers
asked by
Lesedi
1,199 views
If three unequal capacitors, initially uncharged, are connected in series across a battery, which of the following statements is
3 answers
asked by
Cal
3,176 views
Sasha wants to find the resistance of the motor. She measured a 6 V drop across the motor that is in a series circuit with a 200
3 answers
asked by
Clover
518 views
Four 20-ohm resistors are connected in series and the combination is connected to a 20 V emf device. The current in any one of
3 answers
asked by
susane
850 views
If three resistors are connecting in parallel, 5 ohms, 6 ohms, 3 ohms in a circuit. Calculate the equivalent resistance of the
3 answers
asked by
Praise
703 views
A current of 0.5 A flows when a battery of emf 6V is connected to an 11 Ω resistor. What is the internal resistance of the
4 answers
asked by
Peter
555 views
25. A ____ , provided by a battery or a generator, is needed for a flow of charge to exist.
A. __________ Im guessing continuous
3 answers
asked by
John Ng
325 views
Examine the scenario.
A circuit is arranged so that 6 A of current is flowing through it. If the voltage is then tripled, which
5 answers
asked by
HELP!
1,255 views
The current in a 62-Ω resistor is 0.15 A. This resistor is in series with a 25-Ω resistor, and the series combination is
3 answers
asked by
Coco
480 views
consider the circuit in the figure. find the current in the 13 ohm resistor. Answer in units of A
3 answers
asked by
Sara
567 views
You are given five identical resistors each of resistance r. How can you arrange all these resistors (in series, in parallel, or
4 answers
asked by
Sarah
1,339 views
Question
Three capacitors, each of capacitance 120 pF, are each charged to 500 V and then connected in series. Determine (a) the
6 answers
asked by
gOOD eVE
2,124 views
Please find this question onto y a h o o s e a r c h e n g i n e b y c o p y & p a s t e.
Determine... (a) the current in each
6 answers
asked by
Frustrated College Student
927 views
Draw a series circuit that contains : 2 cells in series, volmeter over the battery, an ammeter, closed switch and 2 light bulbs.
4 answers
asked by
boitumelo
1,990 views
If two resistors with resistances R1 and R2 are connected in parallel, as in the figure, then the total resistance R, measured
3 answers
asked by
Jen
1,112 views
The electric starter in an automobile equipped with a 12 V battery draws a current of 100.00 A when in operation. Suppose it
3 answers
asked by
Ashton
1,113 views
A 10.0 Ω resistor is in parallel with a 20.0 Ω resistor and supplied by a 9.0 V battery. What is the current passing through
5 answers
asked by
Me and I
1,311 views
A d.c. circuit can be represented by a voltage source of 10 V in series with an output resistance of 1 k ohm. An ammeter of 50
3 answers
asked by
Sarsi
1,430 views
Show that the time for the voltage in the RC circuit to rise to (Vo/2) "half-max" is t1/2 = T ln 2
3 answers
asked by
Jason
993 views
A series RCL circuit has a resonant frequency of 1470 Hz. When operating at a frequency other than 1470 Hz, the circuit has a
3 answers
asked by
Anonymous
486 views
A circuit consists of 5 resistors and 3 batteries (see diagram); the connecting wires have all a negligible resistance. The
3 answers
asked by
P
527 views
Lasers are used to try to produce controlled fusion reactions. These lasers require brief pulses of energy that are stored in
4 answers
asked by
Laurie
1,549 views
a 1 ohm resistor, a 1000 resistor and a 2000 ohm resistor are connected in parallel. The total resistance is
3 answers
asked by
Susmitha
1,322 views
An electric eel develops a potential difference of 460 V, driving a current of 0.80 A for a 1.0 ms pulse.
Find the power of this
4 answers
asked by
Anthony
1,758 views
A single resistor is wired to a battery.Define the total power dissipated by this circuit as P initial.
What is the power, in
3 answers
asked by
Lanise
592 views
A current exists in a wire that gradually narrows down to a smaller diameter. How do the drift velocity, the current density,
2 answers
asked by
Sally
733 views
A 16.0 ohm and a 24.0 ohm resistor are connected in parallel. A difference in potential of 32.0 V is applied to the combination.
3 answers
asked by
Mara
1,527 views
What is the current in the 30-ohm heating coil of a coffee maker that operates on a 120-volt circuit?
Would be 120/30?
5 answers
asked by
Yumi
2,811 views
V = IR
V is increasing at the rate of 1 volt/sec while I is decreasing at the rate of 1/3 amp/sec. Let t = time in sec What is
4 answers
asked by
Jen
638 views
A heading for an electric circuit with a battery, switch, conductor, light bulb
3 answers
asked by
Happiness
63 views
A scale of an electric circuit
3 answers
asked by
Happiness
23 views
The resistance in a circuit is halved. What happens to the voltage?
V=IR (1 point) Responses The voltage remains the same. The
4 answers
asked by
the real BARNY THE DINO :)
360 views
Use the information in the table about four different electric circuits to answer the question.
(1 point)
7 answers
asked anonymously
322 views
What is the magnitude of the potential different across the 5ohm resistor?
d2vlcm61l7u1fs.cloudfront.net/media%2F457%2F45707913-9
3 answers
asked by
AAA
506 views
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