An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?
Answer (2)
In a device with a current of 15.0 A for 30 seconds, approximately 2.81 × 1 0 21 electrons flow through it. This is calculated using the total charge and the charge per electron. The total charge is 450 coulombs, and dividing this by the charge of a single electron gives the total number of electrons.
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