Physics, 25.02.2021 06:00 floreschachi2873
An incandescent lightbulb has a power of 60 W in an efficiency of 1.7% a CFL bulb has the power of 18 W in an efficiency of 8.5% how much energy is used in the incandescent bulb is left on for 12 hours
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An incandescent lightbulb has a power of 60 W in an efficiency of 1.7% a CFL bulb has the power of 1...
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