A car battery has a rating of 250 ampere-hours. This rating is one indication of the total charge that the battery can provide to a circuit before failing. (a) What is the total charge (in coulombs) that this battery can provide? (b) Determine the maximum current that the battery can provide for 37 minutes.

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Answer:Total charge provided by the battery could be 900000 C.

Maximum current provided by the battery for 37 minutes could be 405.405 A

Explanation:Rating= 250 A-h

a. Total charge:Suppose t=1h

We konw that , replacing:

Total charge provided by the battery could be 900000 C.

b. Maximum current for 37 minutesMaximum current provided by the battery for 37 minutes could be 405.405 A