60 percent. If it takes 90 min
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Physics, 22.06.2019 10:30, jdkrisdaimcc11
What are two different ways you could find the value of a? explain these methods.
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3. A cell-phone charger rated
at 5.0 W has an efficiency of
60 percent. If it takes 90 min
60 percent. If it takes 90 min
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