jawab dgn caranya mksh
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jawab dgn caranya mksh
1 Jawaban
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1. Jawaban Fathin77
7. Dik : F=4000N
S=1km = 1000m
Dit : W?
W= F.s
=4000 x 1000
=4.000.000 (Joule)
9. W1=0,5*m*v1*v1
= 0,5×44×3×3
= 198 J
W2=0,5*m*v2*v2
=0,5 x 44 x 2,7 x 2,7
=160,38
Wtotal = W1+W2
= 198+160,38
=358,38 Joule