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Verified answer
Penyelesaian:Diket.:
m=3 kg
v=72 km/jam
=(72×1.000) m/(1×3.600) s
=72.000 m/3.600 s
=20 m/s
Ditanya:
Ek=....?
Jawab:
Ek=½×m×v²
Ek=½×3×20²
Ek=½×3×400
Ek=½×1.200
Ek=600 J
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Verified answer
Diketahui :m = 3kg
v = 72 km/jam
= 20m/s
Ditanya :
Ek..?
Jawab :
Ek = 1/2 x m x v²
Ek = 1/2 x 3 x 20²
Ek = 1/2 x 3 x 400
Ek = 3 x 200
Ek = 600 Joule