Question

mikes ipod plays a song which lasts 20s.during this time it consumes 100j of energy.can you calculate the power rating og the ipod class 10 pls help!​

Answer 1

Answer:

$power = rate \: of \: energy \: consumptiom \\ power = \frac{energy}{time} \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \frac{100joule}{20sec} \\ \ \\ \: \: \: \: \: \: \: \: \: \: \: \: = 5watt$

5W rating on the ipod...

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