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Coulomb's Law - Mathematical Form

How much ener...

Question

How much energy is converted by a device that draws 1.5 amperes from a 12 volt battery for 2 hours

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Solution

$E n e r g y = v o l t a g e \times c u r r e n t \times t i m e E = 1.5 \times 12 \times 2 = 0.036 k i l o w a t t h o u r$

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