Usaha = F x S = (50+70) x 4
= 120 x 4 = 480 Joule
Semoga Membantu ^_^
" Life is not a problem to be solved but a reality to be experienced! "
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Usaha = F x S = (50+70) x 4
= 120 x 4 = 480 Joule
Semoga Membantu ^_^