For electric power that costs 10 cents per kilowatt hour, the cost of operating a 110-V heater that uses 20 A for 10 hours is (Hint: power can be calculated by using voltage and current)

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A: From the question it is given that  Voltage supplied to house: V = 120 Volts Power of toaster: P =…

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Q: Between current and voltage , which remains the same for a 10 ohm and a 20 ohm resistor in parallel…

A: Voltage is constant in parallel combination in the circuit.

Q: A 150-W light bulb is designed to operate at 110 V dc. How much current does it draw?

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A: SOlution: Given that current I =3 Amps Resistance r = 25 Ohm the power dissipates

Q: Two bulbs are marked (a) 100 w and 220 v (b) 40 w and 220 v. which has higher resistance?

A: Resistance can be given as : Voltage2Power= Resistance Case 1 : Resistance = 220 x  220100…

Q: In your own words, state the relationship between resistance and current in a circuit.

A: The relationship between current and resistance is expressed by Ohm's Law. This states that the…

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Q: The rate at which electric energy is consumed by a device is its

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Q: How much current would a 10 2 bread toaster draw when connected to a 120 V outlet? 75 W stereo for…

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Q: The resistance (in Ω) of a light bulb rated 120 W, 240 V that draws an electric current of 1 A is

A: Given Power rated is P=120 W Voltage rated is V= 240 V Find the resistance of a light bulb.

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Q: Calculate the power of a hair dryer that operates on 120 V and draws a current of 10 A.

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Q: The resistance of an electric heater is 10 Ohms when connected to a 120 V. How much energy does it…

A: Given thatResistance (R)=10 OhmsVoltage (V)=120 VOhm's lawCurrent = Volts / Resistance…

Q: How much will it cost to run an electric motor for 10 days if the motor draws 15 A of current from…

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Q: What size of a resistor would produce a 3.8 A of current flow in a circuit provided with a 12-V…

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Q: A coffee-maker (15 Ω) and a toaster (18 Ω) are connected in parallel to the same 120-V outlet in a…

A: Given data:  Resistance of coffee-maker (R1) = 15 Ω Resistance of toaster (R2) = 18 Ω  Connected in…

Q: How much current is flowing from a 12-volt battery connected to a 3.5 Ohm resister?

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Q: An electric heater carries a current of 17.5 A when operating at a voltage of 2.40 - 10 v. What is…

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Q: What resistance would produce a current of 120 amps from a 6 V battery?

A: We have to apply ohm's law here

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A: Answer 6 V

Q: If total resistance of a series circuit is 280-Ohm. If one of the resistance is 160-Ohm. What is the…

A: Given total resistance of a series circuit is 280-Ohm. one of the resistance is 160-Ohm   What is…

Q: A flashlight bulb is rated 2.0 V, 0.23 A. How much power is required to operate the light bulb?…

A: Power is,

Q: A resistor of 10 Ohms has a current of 5 Amps flowing through it. What is the power?

A: Given : Resistance (R) = 10 ohms  Current (I) = 5 A

Q: Calculate the voltage necessary to supply a current of 6 Amp through a 40 ohm resister.

A: The expression for the required voltage is,

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A: Given: The current in the Cricut is 959 Ohm. The current in the circuit is 0.69 A.

Q: Given a 10-V power supply, would a 20-ohm resistor and a 5-ohm resistor need to be arranged in…

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Q: A current of 1.1 A passes through a lamp with a resistance of 5 Ohms. What is the power supplied to…

A: Given: The current is 1.1 A. The resistance of the lamp is 5 Ohm.

Q: The resistance of an electric heater is  90 Ω  when connected to 120 V. How much energy does it use…

A: The power of heater is P=V2R=120 V290 Ω=160 W