Physics, 27.01.2021 03:20 maddietomlinson113
A lightbulb uses 0.10 kW of power and you use it for 12 hours each day. How much does it cost to keep it on for the whole year? Assume 1 kWh costs 9 cents.
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Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?
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A lightbulb uses 0.10 kW of power and you use it for 12 hours each day. How much does it cost to kee...
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