Physics, 05.07.2019 13:50 malaysiae6321
You replace a 40 w incandescent lightbulb with an 8 w led bulb. if you leave your lights on 24 hours a day, how much energy are you saving each day by replacing this bulb?
Answers: 1
Physics, 21.06.2019 20:30, dthompson365
Ahorizontal wire is tied to supports at each end and vibrates in its second-overtone standing wave. the tension in the wire is 5.00 n, and the node-to-node distance in the standing wave is 6.28 cm. (a) what is the length of the wire? (b) a point at an anti- node of the standing wave on the wire travels from its maximum upward displacement to its maximum downward displacement in 8.40 ms. what is the wire's mass?
Answers: 3
You replace a 40 w incandescent lightbulb with an 8 w led bulb. if you leave your lights on 24 hours...
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