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Electrical Circuits
Page 3
Questions (427)
To recharge a 12 V battery, a battery charger
must move 2.7 × 105 C of charge from the negative terminal to the positive
4 answers
asked by
Anonymous
2,934 views
If a wire of resistance R is stretched uniformly to 2.8 times its initial length, by what factor does the power dissipated in
4 answers
asked by
Jon
1,314 views
the power (P) generated in a electrical circuit is proportional to the square of the current ( L amps) . when the power is 108,
3 answers
asked by
emily
696 views
If two resistors with resistances R1 and R2 are connected in parallel, as in the figure below, then the total resistance R,
3 answers
asked by
Anonymous
624 views
1.) Draw a set of 1.5-volt cells in a series circuit so that the total battery voltage is 9 volts. A.) how many cell does it
2 answers
asked by
nitz
762 views
The power (P) required to run a motor is equal to the voltage (E) applied to that motor times the current (I) supplied to the
3 answers
asked by
laquel
1,510 views
A 120-V rms voltage at 2000 Hz is applied to a 6.0-mH inductor, a 2.0-ìF capacitor and a 200-Ù resistor. What is the rms value
4 answers
asked by
Rusty
1,745 views
what is the current prouce by a potential difference of 240 volts through a resistance of 0.2 ohms?
3 answers
asked by
Harry
1,005 views
A series arrangement of three capacitor of value 8 microfarad 12 microfarad and 24 microfarad is connected in series with a 90
4 answers
asked by
Stella
190 views
A 9V battery is connected to a circuit wired in parallel. The resistors are 4 ohms, 8 ohms, and 6 ohms. What is the equivalent
3 answers
asked by
Cameron
533 views
An inductive circuit, in parallel with a non-inductive
resistor of 20 Ω, is connected across a 50 Hz supply. The currents
4 answers
asked by
Toff
2,328 views
Generator is supplying power to a factory by cables of resistance 20 ohm if the generator is generating 50 kilowatt power at
6 answers
asked by
Yashi
2,697 views
Calculating Voltage across a Resistor (Parallel Circuit and series circuit)
4 answers
asked by
marissa
1,967 views
How many Coulombs of charge pass through a 95W amplifier plugged into 110V wall socked over the course of a 2 hour concert?
4 answers
asked by
Dave
1,949 views
In a 120 volt electrical circuit having a resistance of 16 ohms, the available power P in watts is a function of I, the amount
3 answers
asked by
Tom
1,355 views
a battery and two resistors R1 And R2 are connected in series . if R1 is 340ohms and the voltage across R2 is 39% of the battery
2 answers
asked by
Anna
631 views
An alarm clock uses 5.0 watts of electric power. If the clock is plugged into 120 volts outlet, what electric current is in the
3 answers
asked by
FRANNY
1,382 views
A 12 V battery produces a current of 6 amps. what is the resistance
3 answers
asked by
jacob elder
367 views
Four copper wires of equal length L are connected to a 100V source. Their cross-sectional area are 1cm^2, 2cm^2, 3cm^2, and
3 answers
asked by
Kid
916 views
am i correct?
An electric oven has a resistance of 10.0Ω and a voltage of 220 V. How much current does it draw? A. 2.2 A B. 22 A
4 answers
asked by
Me and I
1,324 views
The phase angle of an RLC series circuit with an inductive reactance of 200 Ù and a capacitive reactance of 100 Ù is 40.0°.
3 answers
asked by
Sam
1,920 views
How much current will be flowing through a 57.0m length of copper wire with radius 5.7mm if it is connected to a source
3 answers
asked by
kris
1,678 views
A commercial resistor can safely dissipate power only up to a certain rated value. Beyond this value, the resistor becomes
5 answers
asked by
San
888 views
Can please help me understand this question?
A capacitor has a capacitance of 2.0 10-8 F. In the charging process, electrons are
2 answers
asked by
Jim
691 views
Which is an example of a load in an electric circuit?(1 point)
Responses wiring wiring on-off lever on-off lever 9-volt battery
3 answers
asked by
the real BARNY THE DINO :)
286 views
Which anlogy best describes voltage
turbine or mill inserted into a flow of water pressure or water moving through a pipe length
3 answers
asked by
the real BARNY THE DINO
173 views
If the resistance is 12 ohms and the current is 4 amps, what is the voltage?
3 answers
asked by
Anonymous
71 views
Capacitor C1,C2, C3 having capacitant of 3UF, 18UF and 6UF respectively. Connect them so that their total capacitant is a). 24UF
2 answers
asked by
Cyrus
229 views
A light bulb has the rating 200W 220V.
1. Find the peak value of current 2. If the supply voltage is 220V, then find power
1 answer
asked by
Pinky
352 views
an electric heater draws 5A of current from the 120-V power line. How much will it cost to run this heater for one day if the
2 answers
asked by
eric
546 views
A heating instrument has 12 resistors and they are placed vertically and have a uniform reducing Power.The powers of the first,
3 answers
asked by
Robotic
489 views
A light bulb with a resistance of 3.0 ohms has a voltage difference of 6.0 V across its leads. What is the current through the
4 answers
asked by
DariaV
956 views
a current of 1.1 A flows through a coil when connected to a 110 V DC source . when 110V -50 Hz AC is applied to the same coil ,
3 answers
asked by
Kashyap
1,886 views
There are different types of circuits. A _____ circuit has more than one path through which electricity can flow.
series resistor
7 answers
asked by
Anonymous
4,037 views
Three capacitors are connected to a battery of unknown
voltage as shown in the circuit diagram above. The voltage drop across
4 answers
asked by
selina
1,213 views
a series RL circuit contains two resistors and two inductors. the resistors are 33 ohms and 47 ohms. inductors have inductive
4 answers
asked by
Ed
1,603 views
express dissipated power in terms of voltage and resistance.
express dissipated power in terms of current and resistance
4 answers
asked by
preya
5,481 views
Two resistors 10 Ω and 5 Ω are connected in parallel across a 15 V battery. What is the potential difference across the 10 Ω
3 answers
asked by
Fleur
1,394 views
A series RCL circuit has a resonant frequency of 1500 Hz. When operating at a frequency other than 1500 Hz, the circuit has a
3 answers
asked by
Lauren
1,351 views
the formula 1/R = 1/R1 + 1/R2, concerning resistance in an electrical circuit is used in physics. if R = 3 ohms and R1 is 8 ohms
3 answers
asked by
Shreya
798 views
Resistors R1= 10ohms, R2= 40 ohms and R3= 70 ohms are connected in series. The total resistance in ohms of this combination is:
A
4 answers
asked by
alice
700 views
A scale of an electric circuit with a battery, switch, conductor and an LED
3 answers
asked by
Happiness
41 views
How many 160ohms resistors must be connected in parallel to draw a current of 6.0A from a 120V
2 answers
asked by
Guli
720 views
please check my answers.
when a lamp is plugged into a 120 V socket, each coulomb of charge that flows in the circuit is raised
3 answers
asked by
erica
1,201 views
1.1. A resitance of 1.5ohm is connected in parallel with a resistance of 3 ohm. This combination is connected in series with a
3 answers
asked by
kamil
1,101 views
Short Circuit
What happens when you blow a fuse? Current flowing through a wire heats the wire. The length of a wire affects its
7 answers
asked anonymously
86 views
Ohm’s law states that the current (I) in amps equals the voltage (E) in volts divided by the resistance (R) in ohms. If you
1 answer
asked anonymously
99 views
If a light switch is moved from the "off" to the "on" position, then the light will go on. This statement
1 answer
asked by
Nee
80 views
E=12 volts It=3 amperes the RT is what?
1 answer
asked by
Nichol
67 views
What is the aim of the effect of increasing the number of cells connected series on the current strength and potential
1 answer
asked by
Bongiwe
59 views
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