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Electricity and Circuits
Page 4
Questions (401)
A battery (ε= 10.0V, r = 0.50Ω) is connected to three light bulbs in series (R1= 15.0Ω, R2= 21.0Ω, R3= 24.0Ω). Calculate
2 answers
asked by
kitty
633 views
The combined resistance of two identical resistors connected in series is 8 ohm. Their combined resistance in a parallel
7 answers
asked by
Anonymous
4,135 views
Draw a circuit diagram of a circuit containing two cells in series, a closed switch,three identical light bulbs in parallel
3 answers
asked by
Pholelwa
1,179 views
Two resistors 3 Ω and 6 Ω are connected in parallel across a 6 V battery. What is the current flow through the 3 Ω resistor?
6
4 answers
asked by
James
1,339 views
A wire of uniform thickness with a resistance of 27 ohm is cut into three equal pieces and are joint in parallel.find the
4 answers
asked by
archit
2,326 views
Three resistors, 1.17, 2.84, and 3.65Ω, are connected in series across a 20.3-V battery. Find the power delivered to each
1 answer
asked by
Anonymous
359 views
Students wer given materials to complete a circuit to turn on one light. The materials received were 2 wires, a AA battery, and
4 answers
asked by
Matt
1,072 views
a battery havibg an emf of E volt and internal resitance .1ohm is connected across the treminals A and B. Calculate the value of
4 answers
asked by
Gisu
604 views
Three resistors, each of resistance 6 Ω, are connected in such a way that that they form the three sides of a triangle. What is
4 answers
asked by
ashley --- HELP PLEASEE!!!
1,350 views
Multiple-Concept Example 9 discusses the physics principles used in this problem. Three resistors, 2.2, 3.9, and 6.4 Ω, are
1 answer
asked by
ali-1
734 views
A scale of an electric circuit with a battery, switch, conductor and a light bulb
3 answers
asked by
Happiness
45 views
A scale of an electric circuit with a battery, switch, conductor, light bulb and an LED
3 answers
asked by
Happiness
43 views
when you connect an unknown resistor across the terminals of a 1.50 V AAA battery having a negligible internal resistance, you
4 answers
asked by
brad
2,404 views
The signal to a speaker causes .5 amps of current. The signal level is increased to 2.5 amps. What is the gain, rounded to the
1 answer
asked anonymously
95 views
If an electronic circuit experiences a loss of 3 decibels with an input power of 6 watts, what would its output power be, to the
1 answer
asked anonymously
84 views
How do electrons flow through an electric curcit
the power source pushes electrons through the curcit the electrons flow out of
1 answer
asked by
the real BARNY THE DINO
96 views
You have learned about electricity by reading three articles, “Energy Story,” “Short Circuit,” and “Conducting
1 answer
asked by
????
123 views
What is the voltage across each resistor of 90V battery? R=?, is the lowest-value resistor, and all
others are multiples of that
1 answer
asked by
tabish
68 views
Draw a diagram with two cells in series, an open switch and two light bulbs.
1 answer
asked by
Itumeleng
50 views
What is the variables of the effect of increasing the number of cells connected series on the current strength and potential
1 answer
asked by
Bongiwe
54 views
If you disconnect one bulb on parallel circuit what will happen
1 answer
asked by
Lebo
76 views
What will be the pontetial difference the current in a circuit is 10A and the total restiance is 1000
1 answer
asked by
Kele
57 views
Calculate the reading of the ammeter the battery is 12V and internal resistance is negligible.the resistance of the resistors is
1 answer
asked by
Kabelo
348 views
A circuit consisting of three resistances 12 Ω, 18 Ω and 36 Ω respectively, joined in
parallel, is connected in series with
3 answers
asked by
Dickson
386 views
How long will a 100uf capacitor take to discharge through a 100Ω bleed resistor?
4 answers
asked by
anonymous
643 views
five resistors each has a resistance R ohms and are connected in parallel. if the equivalent resistance is 20 ohms. find the
2 answers
asked by
dumon
641 views
Three resistors of resistance 50,30,40 ohms are connected in series across 100V suppliers.
(I).Draw circuit (II).Calculate the
3 answers
asked by
Sammy
478 views
The current in a simple electrical circuit is inversely proportional to the resistance. If the
current is 80 amps when the
3 answers
asked by
Anonymous
1,364 views
If 5 equal pieces of 25 ohm (omega) is joined in parallel then what is the equivalent resistance of IS ?
1 answer
asked by
ZEELL
330 views
Is the resistance of a resistor change when it cuts into 3pieces
1 answer
asked by
Is the resistance of a resistor change when it cut
279 views
A microwave runs off a 110. V circuit and draws 7.00 A of current. How much water would
be required to run the microwave for 10.0
2 answers
asked by
john jhon
538 views
Assume that a device exists between two nodes A and B of a circuit and that the voltages of these two nodes A and B are equal to
5 answers
asked by
sara
511 views
_____R____________
| | | |+ | XC E1 XL | |- | |+ | | E2 ___________________- Z1 = R= 4 ohms <0 4+-j0 Z2 = XL= 6 ohms <90. 0+j6 Z3
4 answers
asked by
TJ
398 views
An ammeter indicates the current for a toaster is 5.0 amps when the toaster is connected to 120-V circuit. How much energy is
3 answers
asked by
Ciara
530 views
An ammeter indicates the current for a toaster is 5.0 amps when the toaster is connected to 120-V circuit. How much energy is
2 answers
asked by
Ciara
513 views
A piece of wire of resistance, R and uniform cross sectional area, A is cut into four equal parts and bundled together to form a
3 answers
asked by
Ariana
582 views
What happaned in the series electric circuit with the one bulb disconnected?please Explain
1 answer
asked by
Lesedi
450 views
two resistor 6 ohm and 8 ohm are connected in parallael across 36v power supply
1 answer
asked by
shiyan
416 views
A dead battery is charged by connecting it to the live battery of another car with jumper cables. Assume that V = 9 V and R =
2 answers
asked by
Sabrina
699 views
If the current at one corner of the 12V series circuit is 1.0 A, what is the current at corner number three (all three resistors
1 answer
asked by
iza
313 views
If all 3 resistors in a series 12V circuit are the same, what will the voltage be across resistor no. 3?
3 answers
asked by
iza
857 views
In the circuit shown in Figure A-1, where would you connect your meter’s test probes to measure the full
battery voltage?
3 answers
asked by
Anonymous
752 views
I CANNOT find an answer to this anywhere in the book or online PLEASE HELP.
A circuit has 40 V and a parallel resistor with 3 100
1 answer
asked by
Cassie
433 views
I'll try to explain the schmatic drawing...
a 120V battery, total of 12A, leads into a 8ohm resistor (R1), then breaks off into
7 answers
asked by
Dav e
451 views
two resistors are connected in parallel. Their resistances are 8 ohms and 17 ohms. What is the resistance (R) of the
2 answers
asked by
chels
560 views
if you measure voltage with a multimeter are the leads of the circuit connected in a series or parallel
its series right
2 answers
asked by
LISA
473 views
What is the minimum number of 70 -Ohms resistors that must be connected in parallel to produce an equivalent resistance of 13
3 answers
asked by
mink
821 views
A voltage V across a resistance R generates a current I=V/R. If a constant voltage of 16 volts is put across a resistance that
4 answers
asked by
Alisa
1,306 views
Two 95.0 W (120 \rm V) lightbulbs are wired in series, then the combination is connected to a 120 V supply How much power is
3 answers
asked by
Mitchell
901 views
The value of a real-world resistor ______ changes with significant time as the resistor conducts a current.
never rarely
1 answer
asked by
Jennifer
351 views
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Parent Categories (6)
Mathematics
Physics
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