Question

A 12V car battery can move 200 C of charge in the time it takes to start a ca. How much energy does it take to start a car?

Answer 1

Please see the explanation below

Explanation:

The voltage is `U=12V`

The charge is `Q=It=200C`

The power is `P=UI`

The energy is

`E=Pt=UIt=UQ=12xx200=2400 J`