Respuesta :
Explanation:
[tex]power = \frac{energy \: expended}{time} [/tex]
m = 7.3kg
u = 0
v = 14m/s
t = 1.5sec
P = (0.5×7.3×14²) ÷ 1.5
P = 476.93
P = 477 watt
The power is 744 watts
The first step is to write out the parameters
mass= 7.3kg
v= 14
u= 0
time= 1.5 secs
power= energy/time
= 0.5×7.3×14²/1.5
= 0.5×7.3×196÷ 1.5
= 715.4÷ 1.5
= 477
Hence the power that was developed is 477 watts
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