A 541-Watt toaster is connected to a 120-V household outlet. What is the resistance (in ohms) of the toaster?

Q: A toaster has a resistance of 10.8 ohms and is plugged into a 120 V power supply, what is the…

A: Write the given values with the suitable variables. R=10.8 ΩV=120 V Here, R is the resistance and V…

Q: What is the power consumed by the resistor of 20 ohm connected across 100 V source ?

A: Given, Resistance, R = 20 ohm Source Voltage, V = 100 V

Q: How much is the resistance of a 600 W, 12 V toaster?

A: Given: How much is the resistance of a 600 W, 12 V toaster? P=600 W V=12 V

Q: A 280 Ω resistor and a 600 Ω resistor are in series. When this combination is connected across a…

A: Given,

Q: If an electrical component with a resistance of 49 Ω is connected to a 114-V source, how much…

A: Current: The rate of flow of the charge is known as current. The SI unit of the current is Ampere.

Q: A 10.0 V battery is connected across two resistors in series. If the resistors have resistances of…

A:

Q: What is the voltage across the terminals of a 42 ohms resistor that has 0-091 A of current flowing…

A: Given data :      Resistance  =  R       Current   =  i      To find :  Voltage

Q: Three resistors having resistances of 750 Ω, 200 Ω, and 110 Ω are connected in parallel. If the…

A: The situation is shown below: Let current i1 flow through resistor 750 ohm, i2 through 200 ohm, and…

Q: When connected to a 120-V source, an electric heater is rated at 1200 V and a toaster at 6.0x102 V.…

A:

Q: An electric heater carries a current of 14.0 A when operating at a voltage of 4.20  102 V. What is…

A: Given: The electric current in the heater is 14.0 A. The operating voltage is 4.20x102 V.

Q: A power transmission line is hung from metal towers with glass insulators having a resistance of…

A: We know that V=IR                                where V= voltage…

Q: A water-tank heater, with a resistance of 7 kN, is attached to a battery providing a voltage of 7 V.…

A:

Q: A current of 25.5 A flows through an electric heater operating on  220 V. What is the heater's…

A: In a electrical circuit we can apply ohm's law to calculate resistance because it states that…

Q: An electric heater is constructed by applying a potential difference of 110 V across a wire with a…

A: Potential difference , V =110 V Resistance of the wire R = 5 Ω Using Ohm's law the current I in the…

Q: The lightbulb used in a computer projector has a resistance of  62 Ω. What is the current through…

A: I=VR

Q: What is the resistance of a 40.0-W, 120-V incandescent lightbulb?

A: We need to find the resistance of a 40 W, 120 V bulb.

Q: Copper wiring in a house usually has a diameter of approximately 1.5mm. What length of copper wire…

A: Given that - Diatmeter of copper wire(D) =1.5mm=1.5*10^-3m Resistance(R)=1.0 ohm Resistivity of…

Q: A 60-W lightbulb is designed to operate on 110 Volts ac. What is the resistance of the bulb's…

A: Power, P = 60 W Voltage, V = 110 V

Q: An electric heater is constructed by applying a potential difference of 110 V across a wire with a…

A: Given The potential difference across a wire is ΔV = 110 V. The resistance of the wire is R = 5 Ω.…

Q: Two identical resistors of 245 Ohms are configured in parallel and connected to a 10.6 V power…

A: Given R = 245 Ohms and the battery connected to it is E = 10.6V when the two resistors in parallel…

Q: A conductor requires 50 V in order to pass 1.5 A of current. What is the resistance offered by the…

A: As per Ohm’s law, the resistance offered by the conductor can be determined as, Here, V and I…

Q: A copper wire 720 ft long has a resistance of 1.042 Ω. How long is a copper wire of the same size…

A:

Q: The circuit in the figure has 5 resistors and 2 ideal batteries. What is the magnitude of the…

A:

Q: The light bulb used in an overhead projector has a resistance of 24 ohms. What is the current…

A: According to ohm’s law,

Q: What is the internal resistance of an automobile battery that has an emf of 12.0 V and a terminal…

A:

Q: What is the minimum number of 78 ohms resistors that must be connected in parallel to produce an…

A: Resistance of each resistor (R) = 78 ohm Equivalent resistance (Req) = 11 ohm or lesser

Q: If an electrical component with a resistance of 50 Ω is connected to a 112-V source, how much…

A: Given data:  Resistance (R) = 50 Ω Voltage (V) = 112 V Required: Current (I)

Q: A toaster is rated at 600 W when connected to a 150-V source. What curent does the toaster carry,…

A: Power of toaster (P) = 600 W Voltage (V) = 150 volts

Q: Four 2.2 V cells are connected in series to a 8.0 N light bulb. If the resulting current is 0.75 A,…

A:

Q: An electric heater carries a current of 14.0 A when operating at a voltage of 1.80 × 102 v. What is…

A: Given, Current=14A Voltage=1.80×10^2v Resistance=?

Q: What is the maximum power in Watts that a single 1.5 V battery with an internal resistance of 0.8 Ω…

A: Given: The potential difference is 1.5 V. The resistance of the circuit is 0.8 Ω.

Q: You have a battery of 960 V and four (4) resistors each with a resistance e of 40 Ohms. If you make…

A:

Q: A hair dryer uses 120 V and generates 1875 W.  The resistance in the hair dryer is _____ Ohms.

A: Given: Power (P) = 1875 WVoltage (V) = 120 V

Q: If an electrical component with a resistance of 46 Ω is connected to a 116-V source, how much…

A: I=VR

Q: What voltage must be supplied to a lightbulb with hot resistance 820 Ω if it is in series with a…

A: Use the ohm’s law to solve for the voltage source.

Q: An electric space heater dissipates 1,280.29 Watts of power.  If the voltage source is 102.31 volts,…

A:

Q: An electric heater carries a current of 15.0 A when operating at a voltage of 120 V. What is the…

A:

Q: Copper wiring in a house usually has a diameter of approximately 1.5mm. What length of copper wire…

A: Given data The diameter of the wire is d= 1.5 mm = 1.5 x 10-3 m The resistance of the wire is R = 1…

Q: 2. I-V graph, has a slope of 8 , what is the current when the voltage is 10 V ? 20 120.

A:

Q: A resistor carries a current of 25 A when the potential difference across it is 7 V. What is the…

A: Given data:  Current (I) = 25 A Potential difference (V) = 7 V Required: Resistance (R)

Q: In this circuit, what is the current through the 2-ohm resistor?

A: The net resistance is       R=R1R2/R1+R2 Given R1=2 ohm        R2=6 ohm     R= 2*6/8           R=…

Q: A current of 17.6 A flows through an electric heater operating on 220 V.  What is the heater's…

A: Given: current flowing through electric heater, I = 17.6 A  Supply voltage, V = 220 V

Ohm's law

Ohm’s law is a prominent concept in physics and electronics. It gives the relation between the current and the voltage. It is used to analyze and construct electrical circuits. Ohm's law states that the voltage across a conductor is directly proportional to the current flowing through it.

Path of Least Resistance

In a series of alternate pathways, the direction of least resistance is the actual or metaphorical route that offers the least resistance to forwarding motion by a given individual or body.