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A LED lightbulb is on for 6 hours a day for a month (30 days) and produces 5,250,000 J of light energy. The bulb is
A LED lightbulb is on for 6 hours a day for a month (30 days) and produces 5,250,000 J of light energy. The bulb is 90% efficient.
- a. How much total energy does the lightbulb convert from electrical energy?
- b. How powerful is the bulb?
- c. It is plugged into a 120 V outlet, how much current does it draw?
- d. Use the current to figure out how many electrons pass through the bulb every second.
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Step: 1
a To calculate the total energy converted from electrical energy by the LED lightbulb we can use the ...
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Matching Supply with Demand An Introduction to Operations Management
Authors: Gerard Cachon, Christian Terwiesch
3rd edition
73525200, 978-0073525204
