The heating element of an electric oven is designed to produce 3.8 k of heat when connected to a 240-V source.     Part A What must be the resistance of the element?

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A: Given:-                        Radius R=10cm=0.1mArea of cross section  A=10mm2     A=10×10-6m2

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A: Given  Resistance R = 1.9  kohm = 1.9 x 103 ohm = 1900 0hm  applied potential difference V = 120 V

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Q: A 120-V hair dryer has two settings: 870 W and 1270 W. Determine the resistance at the lower…

A: Given:-  V= 120 V P1= 870 W P2= 1270 W Find:-  The resistance of each power setting

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Q: The heating element of a 220-V, 1800-W heater is 4.6 m long. Part A If it is made of iron (p =…

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Q: A circuit consists of a battery, a 100 k2 resistor, a 20.0 μF capacitor in series with a switch…

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Q: A 60-cm-long heating wire is connected to a 120 V outlet. The wire dissipates 45 W. Part A What is…

A: Step 1: Step 2: Step 3:

Q: Whale and Kanmuro are two islands located in the Chimera archipelago. These two are separated by a…

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A: Given that,The resistance : R = 10 (kOhm)The power : P = 0.25 (W)Here we need to find the maximum…

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Q: Current flows out of the positive terminal of a 13 V battery and into a 35 N resistor. The current…

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Q: A platinum RTD PT100 measures 100 Q at 0 °C and 139.1 Q at 100 °C. Calculate the resistance of the…

A: If R1 and R2 are  the measured resistances at temperature T10Cand T20C respectively, then their…

Q: Part A Find the current through each resistor using the rules for series and parallel resistors.…

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Q: A 2.0 cm long tungsten filament in a florescent light bulb has a radius of 0.3 mm. Assume constant…

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Q: While taking photographs in Death Valley on a day when the temperature is 54.0°C, Bill Hiker finds…

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Q: Item 15 The resistance of a very fine aluminum wire with a 16 μm x 16 μm square cross section is…

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Q: A well-insulated electric water heater warms 131 kg of water from 20 °C to 43 °C in 30 minutes. Find…

A: This problem is from Thermodynamics. Please have a good look

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Q: A cylindrical aluminum pipe of length 2.49 m has an inner radius of 1.85 x10-3 m and an outer radius…

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Q: 2. DETAILS MY NOTES ASK YOUR TEACHER (a) A well-insulated electric water heater warms 131 kg of…

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Q: A 4500 resistor is connected across a charged 0.810 nF capacitor. The initial current through the…

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Q: A heating element in a stove is designed to dissipate 2,960 W when connected to 240 V. (a) Assuming…

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Q: Part A A 100-W, 120-V lightbulb has a resistance of 12 SN when cold (20 °C) and 150 N when on (hot).…

A: V = 120 volts P = 100 W Resistance of lightbulb when cold (R) = 12 ohm Resistance of lightbulb when…

Q: Two resistors of equal resistance R are connected in parallel across a cell with emf V. What is the…

A: Given : Two resistors of equal resistance R are connected in parallel across a cell with emf V.

Q: c. A length of wire is cut in half and the two lengths are wrapped together side by side to make a…

A: let L be the length of the original wire and R be the resistance of this wire.  R=ρLA,ρ-resistivity…

Q: The emf's in the circuit have the values E, = 5 V, E, = 8 V and Eg = 11 V. The %3D resistors have…

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Q: A 4600 resistor is connected across a charged 0.850 nF capacitor. The initial current through the…

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Q: The high resistivity of dry skin, about 5 x 105 m, combined with the 1.5 mm thickness of the skin on…

A: The approximate resistance of the worker's palm is 9.259 × 104 ohm.

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Q: A 90 2 resistor has a current of 0.68 A and is connected in series with a 110 resistor. Part A What…

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Q: When you connect an unknown resistor across the terminals of a 1.50 VV AAA battery having negligible…

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Q: Part A Determine the magnitude of the current through resistor R₁, shown in the figure below. The…

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