Physics, 05.07.2019 03:00 kierafisher05
When 100 j are put into a device that puts out 40 j, the efficiency of the device is a. 40%. b. 50%. c. 60%. d. 140%.
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When 100 j are put into a device that puts out 40 j, the efficiency of the device is a. 40%. b. 50%....
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