A 8.5 V battery supplies a 2.0 mA current to a circuit for 2.9 hr ....
A 8.5 V battery supplies a 2.0 mA current to a circuit for 2.9 hr . Part A) How much charge has been transferred from the negative to the positive terminal? Part B) How much work has been done on the charges that passed through the battery?
Homework Answers
DATA
Part A) - Solution
The electric current is given by the formula
or
Part B) - Solution
The work done on the charges that passed through the battery can be expressed as
where P is the average power
thus,
or
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