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(2 equations used & convert watts to kW) 24. E = Pt P = IV = 0.24 kW E = 0.96 kWh. 25. A calculator uses 9 V battery & draws 0.1 A of current. How much power does it use? 25. P = IV = 0.9 W. 26. A battery causes 250 mA to flow when it is applied to a light bulb with a resistance of 50 ohms. How much current would flow if the same source were ... ................
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