Many light bulbs are designed to burn out after 3000 hours (about 4 months). Assume that...
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Many light bulbs are designed to burn out after 3000 hours (about 4 months). Assume that a 100 W bulb is left on for 3000 hours and that the cost rate of electricity is 9.8 cents/kWh. Calculate: 1. The energy consumed in kWh. 2. The cost of the energy. Many light bulbs are designed to burn out after 3000 hours (about 4 months). Assume that a 100 W bulb is left on for 3000 hours and that the cost rate of electricity is 9.8 cents/kWh. Calculate: 1. The energy consumed in kWh. 2. The cost of the energy.
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The total energy consumed by the 100 W light bulb that is left on for 3000 hours is 300 kWh To calculate the energy consumptionwe use the formula Ener... View the full answer
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