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Direct linkHolz, Christoph; Pusch, Alexander – Physics Education, 2020
Powerbanks differ in the amount of energy they can store. Usually this capacity (in a colloquial sense) of the powerbanks is stated in the form of charge in mAh for effective advertising. From a physical point of view, shouldn't the energy that a powerbank can provide be of interest? For students, charging smartphones with power banks is…
Descriptors: Power Technology, Energy, Physics, Computer Uses in Education
