A 240V household appliance has an electrical resistance of 187 Ohms. How much energy will it use in 52.8 seconds. Express your answer in kilojoules to at least 3 significant figures.

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A: Initial voltage, Vi = 18 V Final Voltage, Vf = 2Vi = 36 V Initial resistance, Ri = 35 Ohms Final…

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Q: (a) the current in the 2.000 resistor (Enter the magnitude in mA.) mA (b) the potential difference…

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Q: A (7.74x10^1) W, 110-V bulb is connected in parallel with a (4.250x10^1) W, 110-V bulb. What is the…

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Q: A battery with an emf of 21 V delivers a constant current of 3.7 mA to a device. How much work does…

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