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Electric Circuits
Page 9
Questions (770)
Three identical resistors are connected in series. When a certain potential difference is applied across the combination, the
1 answer
asked by
Tifani
732 views
I am working on PS and I have a couple of questions.
1) If 24 amperes of current flows through an appliance connected to a
1 answer
asked by
Abby
486 views
Current flows out of a 110V source through a 10 ohm resistor and then through parallel branches, one containing a 20 ohm
1 answer
asked by
susane
539 views
A 10 ohms resistor has a constant current. If 1200C of charge flow through it in 4 minutes what is the value of the current?
A)
1 answer
asked by
susan
1,155 views
Which statement is TRUE about the circuit?
* 5 points In a series circuit, the loads and/or resistors do not share the current.
1 answer
asked by
reee
52 views
if one resistor is removed from a parallel circuit, the total current will
1) decrease b) increase c) remain the same and the
3 answers
asked by
Sejul
3,524 views
Calculate the resistance of a 900 watt toaster operating at 120 volts.
a) R= 10 ohms b) R=120 ohms c) R= 16 ohms d) R=1.6 ohms
5 answers
asked by
Thomas
2,659 views
Applying Kirchoff Junction, rule what happens to the power source in current, when the parallel circuit has two branches, each
1 answer
asked anonymously
38 views
Given a 10 V power supply would a 20 ohm resistor in a 5 ohm resistor need to be arranged in parallel or series to generate a
1 answer
asked anonymously
58 views
Taking the resistivity of platinoid as 3.3 x 10-7 m, find the resistance of 7.0 m of platinoid wire of average diameter 0.14 cm.
4 answers
asked by
kaivonh
1,535 views
A 30 ohm resistor is connected in parallel with a variable resistance R and the parallel combination is then connected in series
3 answers
asked by
Mycah
1,544 views
If the voltage V, in an electric circuit is held constant,the current,I,is inversely proportional to the resistance,R. If the
3 answers
asked by
jitka
1,485 views
If 5 equal pieces of 25 ohm (omega) is joined in parallel then what is the equivalent resistance of it. Is it 5 or 1.please
5 answers
asked by
Sanjay
1,459 views
1)Bulb P is rated 60 W, 110 V and bulb Q is rated 100 W, 110 V. Which of the bulbs has the higher resistance?
A)they have the
4 answers
asked by
Jon
1,433 views
A47 kΩresistorand 39 kΩresistor are in parallel, and the pair in series with a 22 kΩresistor. Whatis the resistanceof the
1 answer
asked by
Kumudu Nisansala
9 views
Refer to the circuit diagram and table below when answering the following question. What would happen to the current if the
1 answer
asked anonymously
30 views
A current of 60 mA passes through a loudspeaker of resistance 6 Ω. What is the potential difference across the resistance of
3 answers
asked by
Jane
1,409 views
Three resistors (14.4 Ω, 21.7 Ω, 14.1 Ω) are connected in parallel across 98 V. What is the total resistance for this
5 answers
asked by
Joan
1,409 views
The figure below shows three circuits, each consisting of a switch and two capacitors, initially charged as indicated. Let qL
3 answers
asked by
bryan
1,444 views
Consider the system of capacitors shown in the figure below (C1 = 5.00 µF, C2 = 7.00 µF).
Find the equivalent capacitance of
2 answers
asked by
chuck
1,316 views
Four resistors each of resistance 4 Ù are connected to form a square loop. What is the equivalent resistance between two points
4 answers
asked by
Physics fail
1,263 views
Suppose you have a simple circuit that includes a resistance device of 50 ohms, and the current flowing through it is 2.0 amps.
2 answers
asked by
Anonymous
1,262 views
Three resistors having the same resistance value are wired in parallel. How does the equivalent resistance compare to the
4 answers
asked by
BoBo
1,306 views
Doubling the voltage across a parallel plate capacitor does not double which of the following?
a. the charge b. the electric
2 answers
asked by
David
1,278 views
three resistors of 10, 15, and 20 ohms are connected in parallel to a source of current.
In which resistor is the current
2 answers
asked by
Katie
1,246 views
The current in a series circuit is 11.0 A. When an additional 11.0-Ω resistor is inserted in series, the current drops to 6.6
2 answers
asked by
Anonymous
1,240 views
Two resistors 10ohms and 5ohms are connected in parallel across a 15V battery. What is the potential difference across the
2 answers
asked by
Alyssa
1,208 views
A parallel-plate capacitor is constructed from two circular metal plates or radius R. The plates are separated by a distance of
2 answers
asked by
Jon
1,225 views
Ammeter 1 reads 0.20 A.
a. What should ammeter 3 indicate? b. What should ammeter 4 indicate? Given: RA = 22-OHM RB = 13-OHM A1 =
2 answers
asked by
Priscilla
1,195 views
An electric current of 50 +/- 1 mA flows through an electric bulb filament that has a resistance of 10 +/- 2 ohm. Estimate the
2 answers
asked by
Robert
1,166 views
the table below shows the values of the resistance, capcitive reactance and inductive reactance for five RCL circuits. in which
2 answers
asked by
seema
1,203 views
A 63 Ω resistor is connected to a 4.7 V battery
a) When the switch is closed, calculate the current I. Answer in units of A. A
2 answers
asked by
Aj
1,120 views
Complete the table and show all your calculations. Determine the power of the circuit.
Circuit Diagram: -- A -- V -- | -- R1 --
4 answers
asked anonymously
58 views
Complete the table and show all your calculations. Determine the power of the circuit.
A = 1Amps and Voltage is 6V. Find the
1 answer
asked anonymously
45 views
A capacitor of capacitance C= 10mF, is charged using a battery of potential V, through a resistor of resistance R = 250 ohms.
the
2 answers
asked by
drwales
1,138 views
A 9.00 V storage battery is connected to three resistors, 4.25 Ω, 11.0 Ω, and 21.0 Ω, respec-tively. The resistors are
2 answers
asked by
Lynn
1,131 views
8. The current in a simple series circuit is 5 amp. When an additional resistance of 2 ohms is inserted in series, the current
2 answers
asked by
okay
1,110 views
please check these 3:
if the batteries in a portable CD player provide a terminal voltage of 12 V, what is the potential
3 answers
asked by
physics
1,099 views
Object I is a solid cylinder with diameter d has resistance R. What would be resistance of another object made of the same
2 answers
asked by
k
1,089 views
A small motor draws a current of 1.76 A from a 110 V line. The output power of the motor is 0.20 hp.
(a) At a rate of $0.060/kWh,
2 answers
asked by
julie
1,035 views
Determine the equivalent capacitance between A and B for the group of capacitors in the drawing. Let C1 = 12 µF and C2 = 4.0
3 answers
asked by
YANA
999 views
A certain piece of wire has a resistance of 250 ohms. if the wire is cut in three pieces and the cross sectional area of each
2 answers
asked by
Kate
1,027 views
So if I have two light bulbs with different wattage how could I show what happens to them in series and parallel. The voltage
2 answers
asked by
Otis
974 views
The lowest resistance in a common electric circuit containing a common lamp is in which of these A) connecting wires.B) Both of
2 answers
asked by
Christy
987 views
Aluminum has a resistivity of 2.7*10-8 Ùm. What would be the resistance of 100 m of aluminum wire with a cross-sectional area
2 answers
asked by
Anonymous
963 views
Three resistors are connected in series across a battery. The value of each resistance and its maximum power rating are as
4 answers
asked by
Brooke
953 views
draw a ciruit of 2 lamps in parllel with each other connected to a power source and an ammeter to measure the total current of
1 answer
asked by
Kus omak
919 views
Two capacitors are connected to a battery. The battery voltage is V = 60 V, and the capacitances are C1 = 2.00 μF and C2 = 4.00
2 answers
asked by
PLEASE HELP
929 views
Please can you help out:
1)The Potential diff across the terminals of a battery is 8.5v when there is a current of 3amps in the
1 answer
asked by
Charles
919 views
The power in an electric circuit varies inversely with the resistance. If the power is 1200 watts when the resistance is 12
7 answers
asked by
Ashley
916 views
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