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28-01-2020
Engineering

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How much energy in joules does a 12 volt battery in your car use to move 2.5 coulombs through the electrical circuit?

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28-01-2020

Answer: 30joules

Explanation

voltage of battery =12volts

2.5coulombs is the same as 2.5ampere-seconds

Energy required =12V*2.5A-S

=30watts-seconds

Hence the required energy is equal to 30joules.

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