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Sagot :
Assuming that no energy is wasted,
Use the equation Gpe=mgh
Mass*gravity*height
1.2*7.2*9.8=
84.672
(The answer might be wrong I did it in my head)
Use the equation Gpe=mgh
Mass*gravity*height
1.2*7.2*9.8=
84.672
(The answer might be wrong I did it in my head)
[tex]E_k=mgh\\\\m=7.2\ kg\\\\g=9.8\ m/s^2\\\\h=1.2\ m\\\\E_k=7.2\cdot9.8\cdot1.2=84.672\ \left[\frac{kgm^2}{s^2}\right]=84.672\ [J][/tex]
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