A 68 kg student runs up a flight of stairs that is 7 m high in 9 seconds. Calculate
how much power is used.
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Ответ:
4760/9 watts
Explanation:
mass(m)=68kg g=10m/s^2 height(h)=7m time(t)=9seconds
Power=(m x g x h)/t
Power=(68 x 10 x 7)/9
Power=4760/9 watts
Ответ:
the cd would be in your cd player or in its case
Step-by-step explanation: