1. A typical household circuit is capable of carrying 15.0 Amps of current at 120 V before the circuit breaker will trip. How many 1500W hair dryers can run off one such circuit? In the rush to get ready for
14,971 results
Science
One light bulb in a string of lights goes out this causes all other lights in string to go out. This is example of A. Resistor B. parallel circuit C. Closed circuit***** D. Series circuit When a switch is turned from the off to the on position it is

science(check answers)
1.D 2.A 3.A 4.im not sure please help 5.false One light bulb in a string of lights goes out. This causes all of the other lights in the string to also go out. This is an example of a A. resistor. B. parallel circuit. C. closed circuit. D. series circuit.

Physics ASAP!!
1. Three resistors are placed in series. They have the following resistances: R1 = 20 ohms, R2 = 20 ohms, R3 = 10 ohms. What current would be moved through this circuit by a 5V power supply? A. 1.0 A B. 0.10 A C. 25 A D. 250 A 2. Two resistors are placed

college algebra
The current in a simple electrical circuit is inversely proportional to the resistance. If the current is 80 amps when the resistance is 30 ohms, find the current when the resistance is 12 ohms

Algebra
The resistance in an electric circuit varies inversely with the current. If the resistance is 12 ohms when the current is 4 amps, what is the resistance when the current is 8 amps.?

physics
A circuit with a resistance of 240 ohms is given a voltage of 60 Volts. What is the calculated current, in amps, that will run through the circuit?(1 point) 4.0 A 2.5 A 14,400 A 0.25 A

Physics Electric Circuits
3. A 15.0 ohm resistor is connected in series to a 120 V generator and two 10.0 ohm resistors that are connected in parallel to each other. b) What is the current through the 15.0 ohm resistor? c) What is the current through one of the 10.0 ohm resistors?

Science
Use Ohm’s Law to determine the resistance in a circuit if the voltage is 12.0 volts and the current is 4.0 amps. A.8.0 ohms B. 48 ohms C.3.0 ohms** D.12 ohms

Intermediate Algebra
The amount of current flowing into an electrical circuit varies inversely as the resistance in the circuit. When the resistance of a particular circuit is 5 ohms, the current is 42 amperes. what is the current when the resistance is 4 ohms?

Physics
Which material provides resistance to the flow of electrons? A. Silver B. Saltwater C. Salt crystals D. Copper A circuit has a resistance of 50.0 ohms. What is the voltage needed to generate a current of 0.02 amps? A. 100 volts B. 2,500 volts C. 0.0004

physics
A circuit is constructed with a 20V power supply and two resistors in series: R1 = 4.0 ohms, and R2 = 2.0 ohms. What is the resulting current in the circuit? 27 A 15 A 120 A 3.3 A

Science
Which choice most accurately explains the role of a circuit component in preventing a circuit from getting too hot and catching fire? (Select all that apply) 1A fuse can be used to prevent a circuit from getting too hot. It will melt if the current gets

Science
What is the current in the 30ohm heating coil of a coffee maker that operates on a 120volt circuit? Would be 120/30?

Science
Megan wants to determine if an electrical circuit has electricity flowing through it. Which of the following evidence is proof that the circuit has an electrical current? a)The circuit is a closed loop. b)A light bulb is lit in the circuit. c)The circuit's

Physics check ASAP
1. Copper is wrapped with rubber when used in electric wiring. What describes rubber as a material? A. Electromagnet B. Superconductor C. Conductor D. Insulator 2. Which material provides resistance to the flow of electrons? A. Saltwater B. Salt Crystals

physics
which one of the following statements concerning an ac circuit is true? a) when only resistance is present in an ac circuit, voltage and current are in phase. b) on average, the power dissipated by resistor in an ac circuit is zero. c) for a resistor in an

university, physics
A coffee maker is rated at 1200 W, a toaster at 1100 W, and a waffle maker at 1400 W. The three appliances are connected in parallel to a common 120V household circuit. (a) What is the current in each appliance when operated independently? (b) What total

Physics
Please check my answers: The voltage across a 10ohm resistor carrying 3 amps must be? I got 30 voltsv=?, I=3 amps, R= 16 ohm. v= 30 amps * 10 ohm=30 volts A 4ohm resistor is connected in parallel with a 6 ohm resistor. What is the total resistance of

Sciencee
Two electrical circuits have the same 15volt batteries. Circuit A has 2 ohms of resistance, and circuit B has 6 ohms of resistance. Which of the following statements is correct? (1 point) • Circuit B has the same amount of current as circuit A. •

Science
To find the current in a complex circuit, it is necessary to know the potential difference in each device in the circuit. current in each device in the circuit. equivalent resistance of the circuit. number of branches in the circuit. B

physics
35 amps of current goes through a 40 amp fuse. What happens? 25 amps of current goes through a 15 amp fuse. What happens? Think about what a fuse is used for. Why would you put a fuse in a circuit?

science
what resistance would produce a current of 120 amps from a 6volt battery?

Physics
A 22ohm resistor and a 33ohm resistor are connected in series and placed across 120V potential difference. 1. what is the equivalent resistance of the circuit? R = RA + RB R = 22ohm + 33ohm R = 55ohm 2. what is the current in the circuit? I =

Physics
How long will it take, in minutes, for a transformer to transfer 2.3 X 10^6 J of energy from a 120V circuit to a 345V circuit with a current of 1.5 A? PLEASE HELP

11th grade Physics
What resistance would produce a current of 120 amps from a 6volt battery?

Physics
A circuit is composed of a capacitor C= 3 micro F, two resistors both with resistance 69 Ohm, an inductor 6.00e2 H, a switch , and a battery 25 V. The internal resistance of the battery can be ignored . Reminder: The " L=x.xxenn H" notation means " L=x.xx

PHYSICS
Consider the circuit in Figure P32.17, taking script e = 6 V, L = 5.00 mH, and R = 7.00 . Figure P32.17 (a) What is the inductive time constant of the circuit? ms (b) Calculate the current in the circuit 250 µs after the switch is closed. A (c) What is

As physics
The current carriers in a piece of semiconducting material have a charge of 1.6 x 10^19C. Calculate the number of charge carriers entering the material per second when the current is 3 microamps so 3 x 10^6 amps. ? Please help and do it step by step all

physics i need help
A circuit with a resistance of 240 ohms is given a voltage of 60 Volts. What is the calculated current, in amps, that will run through the circuit? 14,400 A 4.0 A 2.5 A 0.25 A

Science
Two electrical circuits have the same 15volt batteries. Circuit A has 2 ohms of resistance, and circuit B has 6 ohms of resistance. Which of the following statements is correct? • Circuit B has the same amount of current as circuit A. • Circuit B has

math: and i really need help
You plug a microwave into a 20ampere (amp) electrical circuit. The microwave use up to 12.5 amps. At most, how many amps are availible for other appliances? 20  12.5 = ?? amps

Physics
A 120V rms voltage at 60.0 Hz is applied across an inductor, capacitor and a 100Ω resistor in series. If the maximum value of the current in this circuit is 1.60 A, what is the rms value of the current in this circuit?

Science
To find the current in a complex circuit, it is necessary to know the potential difference in each device in the circuit. current in each device in the circuit. equivalent resistance of the circuit. number of branches in the circuit. C

Physics
Suppose you have a simple circuit that includes a resistance device of 50 ohms, and the current flowing through it is 2.0 amps. Solve for the potential difference of the batteries. 1.0 E2 V 25 V 0.040 V 2.0 E2 V

physics
a series RLC circuit has a peak current of 4 A with a frequency of 23 kHz. if the resistance of the circuit is 60 kohm, the capacitance of the circuit is 16 uF, and the unductance of the circuit is 24 uH, determine the average power of the circuit. Include

12th Calculus
suppose that at any tiem t(sec) the current i(amp) in an alternating current circuit is i=2cost+2sint. What is the peak (largest magnitude) current for this circuit?

Physics
A circuit is powered by a battery. Conventional current (positive current) flows ____________. a. out of the battery and into the circuit. It does not return to the battery. b. through the battery and the rest of the circuit. c. from the negative terminal

StatIstics
"Household size" is defined as the number of people living in a household. In a sample of 1200 households in California in 2010, the average household size was 2.9 people. Which of the following conclusions can be drawn from this information? Select all

Physics
An infinite straight wire carrying a current I=5 A flowing to the right is placed above a rectangular loop of wire with width w=11 cm and length L=27 cm, as shown in the figure below. The distance from the infinite wire to the closest side of the rectangle

physics As
The current carriers in a piece of semiconducting material have a charge of 1.6 x 10^19C. Calculate the number of charge carriers entering the material per second when the current is 3 microamps so 3 x 10^6 amps. ? Please help and do it step by step all

Science
If you add a battery to a series circuit, what will happen to the current in the circuit? A. The current both stayed the same since there is the same resistance B. The comment will increase since there is less resistance C. The current will increase since

Math
The voltage, V, in volts, applied to an electric circuit can be modeled by the equation V= 167sin (120 pi x) where x is the time, in seconds. A component in the circuit can safely withstand a voltage of more than 120 V for 0.01 s or less. Determine the

physics
1. A typical household circuit is capable of carrying 15.0 Amps of current at 120 V before the circuit breaker will trip. How many 1500W hair dryers can run off one such circuit? In the rush to get ready for lecture, a physics professor leaves the hair

Science
If the voltage is110 volts and the total resistance is 10, what is the measure of the current in the circuit? Is the answer 10 amps,11 amps, 100 amps, or 120 amps.

Science 3
What is the current in the circuit if R1=7 R 2 =15, and the voltage is 220 volts? Is the answer 10 amps, 12 amps, 20 amps or 242 amps

physics
1. Outlets of two rooms are placed in parallel on a single circuit (120 volts). How many 100 watt light bulbs could you run on a circuit that had a 15 amp circuit breaker (max of 15 amps total) need help setting up problem?? Each 100 W lamp draws I = P/V =

physics
Please check my work here: Resistors of 30 ohms and 60 ohms are connected in parallel and joined in series to a 10 ohm resistor. The circuit voltage is 180 volts. Find: a)the voltage of the parallel circuit b)the voltage across the parallel circuit c)the

Physics
A circuit is composed of a capacitor C=2 μF, two resistors both with resistance R=11 Ohm, an inductor L=4.00e2 H, a switch S, and a battery V=5 V. The internal resistance of the battery can be ignored . Reminder: The "L=x.xxenn H" notation means

College Algebra
How to get the answer to a formula if I=ã2P/L relates the coefficient of selfinduction, L (in henry's), the energy P stored in an electronic circuit (in joules), and the current I (in amps). Find I if P=120 and L=70. The example I have to go by does

science
Which one would be the safest? a. a current of 0.001 amps at 120 volts b. a current of 0.0001 amps at 24,000 volts c.a 5 volt source with unlimited current potential

math
the power (P) generated in a electrical circuit is proportional to the square of the current ( L amps) . when the power is 108, the current is 6 amps. a_ write down the relationship between P,L and the constant of variation k . b_ calculate the value of k

Math
Amperes (abbreviated amp) measure the strength of electric current. An ohm is the unit of electrical resistance. In an electric circuit, the current varies inversely as the resistance. If the current is 24 amps when the resistance is 20 ohms, find the

circuits
A Simple circuit is constructed with a battery, and two resistors wired in parallel. The current is 0.2 amps through one resistor, and 0.3 amps through the other resistor. What is the current through the battery? * a. 0.1 A b. 0.2 A c. 0.3 A d. 0.4 A e.

Science
So I need help with a lab, I'm not looking for answers, I want to know if my answers make sense, so this is the pre lab introduction: In a series circuit, electrons travel along a single pathway. The movement of the electrons through the circuit produces

physics
An ammeter indicates the current for a toaster is 5.0 amps when the toaster is connected to 120V circuit. How much energy is given off by the toaster in 55.0 seconds? Show all calculations leading to an answer.

Physics!
An ammeter indicates the current for a toaster is 5.0 amps when the toaster is connected to 120V circuit. How much energy is given off by the toaster in 42.0 seconds? Show all calculations leading to an answer.

Physics!
An ammeter indicates the current for a toaster is 5.0 amps when the toaster is connected to 120V circuit. How much energy is given off by the toaster in 42.0 seconds? show all the calculations leading to your answer

Physics
A circuit contains six 270 lamps and a 18.0 heater connected in parallel. The voltage across the circuit is 120 V. (a) What is the current in the circuit when four lamps are turned on? (b) What is the current in the circuit when all lamps are on? (c) What

science
A stepup transformer has 120 turns on its primary coil. It has 1150 turns on its secondary coil. The primary circuit is supplied with an alternating current at 120 V. The current in the secondary circuit is 2.4 A. What current is in the primary circuit?

Physics
A circuit contains sic 60W lamps with a resistance of 240ohm each and a 10.0ohm heater connected in parallel. The voltage across the circuit is 120 V. Find the current in the circuit for the following situations:::: a. four lamps are turned on b. all of

physics
A series RLC circuit is made with a C=100pF capacitor, an L=100μH inductor, and an R=30Ω resistor. The circuit is driven at 5×106rad/s with a 1V amplitude. What is the current oscillation amplitude in amps

physics
A series RLC circuit is made with a C=100pF capacitor, an L=100μH inductor, and an R=30Ω resistor. The circuit is driven at 5×106rad/s with a 1V amplitude. What is the current oscillation amplitude in amps

physics
How much voltage is there in a circuit with a resistance of 12 ohms and a current of 3 amps

Science 2
If the total resistance in the circuit if 18, and the current is 0.5 Amps, what must the voltage be?

physics
so i have a circuit (series) where the the emf=12 V and R1=2 ohms and R2=0 ohms. Basically, theres's a square. The battery voltage(12V) is on the left side. The R1=2 is on the top side of the square and R2=0 ohms is on the right side of the square. The

circuits
so i have a circuit (series) where the the emf=12 V and R1=2 ohms and R2=0 ohms. Basically, theres's a square. The battery voltage(12V) is on the left side. The R1=2 is on the top side of the square and R2=0 ohms is on the right side of the square. The

Physics
A circuit is composed of a capacitor C=3 μF, two resistors both with resistance R=69 Ohm, an inductor L=6.00e2 H, a switch S, and a battery V=25 V. The internal resistance of the battery can be ignored . Reminder: The "L=x.xxenn H" notation means

physics
1. What is a typical drift speed of electrons that make up a current in a typical DC circuit? (zero, less than 1 cm/s, about 10 m/s, or the speed of light) 2. What is the typical drift speed in a typical AC circuit? (zero, less than 1 cm/s, about 10 m/s,

Physics
A battery with EMF 6.0 Volts and internal resistance 0.1 ohms is connected by a long wire to a resistor R = 8.0 ohms. The wire goes around a solenoid. The solenoid has 4000 turns per meter and area 25 cm^2. a) If the current in the solenoid is I = 200 Amps

Physics
3. You have a simple circuit with a light bulb (R = 50 Ω) and a power supply (you can treat it like a battery with 120 V). Unfortunately, a loose screw fell on the circuit and is connected in parallel to the light bulb. You can treat the screw as a

Physics
A 60 watt light bulb in a household circuit at 120 V carries a current of 0.500 amp. (An amp was defined in class as a way to measure charge movement. One amp is one coulomb per second.) How many electrons move through this light bulb in five minutes?

science
My son had this assignment and it is totally confusing to me. This is the info provided: 4.5V lightbulb and 3 batteries that are 1.5 V each Knowing Ohm's law: voltage (in volts) =current (in amps) x resistance (in ohms) or V=IR. Determine in which circuit

Physic
a series RLC circuit has a peak current of 4 A with a frequency of 23 kHz. if the resistance of the circuit is 60 kohm, the capacitance of the circuit is 16 uF, and the unductance of the circuit is 24 uH, determine the average power of the circuit.

physics
a series RLC circuit has a peak current of 4 A with a frequency of 23 kHz. if the resistance of the circuit is 60 kohm, the capacitance of the circuit is 16 uF, and the unductance of the circuit is 24 uH, determine the average power of the circuit.

multimeter
When an AC voltage is being measured across a 15 Ù resistor which is carrying a current of 12 amps, the selector switch should be set to the AC voltage position of

physics
a series RLC circuit has a peak current of 4 A with a frequency of 23 kHz. if the resistance of the circuit is 60 kohm, the capacitance of the circuit is 16 uF, and the unductance of the circuit is 24 uH, determine the average power of the circuit. Include

physics
An RC circuit contains a 3.9 kΩ resistor and a 5 µF capacitor. When the switch is first closed in the circuit, a maximum current of 1.5 mA flows in the circuit. Using Equation (1), find the time at which the current flow will have fallen to 1.0 mA.

science
what is the importance of fuses? They are placed in electrical equipment and in houses (although most houses now use circuit breakers) as safety devices. If a short occurs and too much electrical current is going through the circuit, the fuse "blows"

physics
a series RLC circuit has a peak current of 1 A with a frequency of 54 kHz. if the resistance of the circuit is 51 kHz, the capacitance of the circuit is 19 uF and the inductance of the circuit is 25 uF, determine the average power of the circuit.

science
when all parts of a circuit are composed of conducting materials the circuit is said to be? The circuit is then "closed" including a fullwave rectifier in an AC circuit will yield a  current

Science
To find the current in a complex circuit, it is necessary to know the potential difference in each device in the circuit. current in each device in the circuit. equivalent resistance of the circuit. number of branches in the circuit. C Three resistors

physics
A circuit is powered by a battery. Conventional current (positive current) flows ____________. 2 points A.out of the battery and into the circuit. It does not return to the battery. B.through the battery and the rest of the circuit. C.from the negative

Physics due tomorrow
Two wires have current both running in the positive x direction as shown in the diagram with I1 = 13.9 amps and I2 = 4.5 amps. They are separated by a distance of d = 4.7 meters. A third wire with I3 = 10 amps is placed somewhere between the two wires with

physics
An AC voltage of the form Δv = (65.0 V)sin(340t) is applied to a series RLC circuit. If R = 46.0Ω, C = 27.0 μF, and L = 0.300 H, find the following. (a) impedance of the circuit Ω (b) rms current in the circuit A (c) average power delivered to the

problem solving
if a circuit has a3.9k resistor and a5uf capacitor, find the current flow in the circuit at 0.005 seconds, if the maximum current flow in the circuit is 105mA

Problem Solving Math
If a circuit has a 3.9k resistor and a 5F capacitor, find the current flow in the circuit at 0.005 seconds, if the maximum current flow in the circuit is 1.5mA.

problem solving
If a circuit has a 3.9 k ohms resistor and a 5 uF capacitor, find the current flow in the circuit at 0.005 seconds, if the maximum current flow in the circuit is 1.5 mA.

Math and science
If a circuit has a 3.9 k ohms resistor and a 5 uF capacitor, find the current flow in the circuit at 0.005 seconds, if the maximum current flow in the circuit is 1.5 mA.

Math and science
If a circuit has a 3.9 k omega resistor and a 5 uF capacitor, find the current flow in the circuit at 0.005 seconds, if the maximum current flow in the circuit is 1.5 mA.

physics
Several light bulbs, each of resistance 1.5 Ω, are connected in a series across a 120 V source of emf. If the current through the circuit is 2 A, how many light bulbs are there in the circuit?

Physics
A circuit contains sic 60W lamps with a resistance of 240ohm each and a 10.0ohm heater connected in parallel. The voltage across the circuit is 120 V. Find the current in the circuit for the following situations:::: a. four lamps are turned on b. all of

Physics
An infinite straight wire carrying a current I=5 A flowing to the right is placed above a rectangular loop of wire with width w=11 cm and length L=27 cm, as shown in the figure below. The distance from the infinite wire to the closest side of the rectangle

Material Science
Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed, Cp= 440 J/(kg K). Passage of electrical current produces thermal energy generation = I triangle V= I squared R (J/sec). Note that

science
why is current lower in a serie circuit than a parralel one? i have had conflicting views on this. 1) it stays the same because current is always the same or 2) it is lower b/c there is a direct relationship btw current and voltage and in a parallel

Physics
Solve each problem. Be sure to show your work and give a final answer with units rounded to the given number of significant figures. 1) Find the voltage on a circuit with a resistance of 12.5 Ω if it has a current of 2.35 A. 2) If a circuit with a 9.0 V

Science
An electromagnet in a galvanometer A. Increases the voltage in a circuit B. moves a pointer along a numbered scale in response to a current. C. induces an electric current. D. increases the current in a circuit. I got A, but apparently that is wrong....a

physics
The lightbulb in the circuit shown in the figure has a resistance of 14 Ω and consumes 4.2 W of power; the rod is 1.18 m long and moves to the left with a constant speed of 2.9 m/s . The strength of the magnetic field is 2.2 T . Find the current that

physics
Five identical resistors, each of resistance R, are connected in series to a battery, and a total current of 9.74 A flows in the circuit. i. Now, another resistor of resistance R is added to the circuit, in series with the rest of the resistors. Find the

electricity
the function of a capacitor in an electric circuit is to? A)allow current flow between its plates. B)measure the amount of current in the circuit. C)increase circuit power. D) store electric charges. A and D are both correct, if you include in "current

11th grade
how much current flows in a 12watt radio connected to a 120volt circuit.