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Verified answer
Diketahuim = 30 gram
Ek = 0,5 J
ditanya v = ...?
jawab
(selengkapnya di lampiran)
Verified answer
Jawabannya :Mapel. : Fisika
Bab. : Usaha dan Energi
Pembahasan:
m = 30 gr
m = 30/1000
m = 0,03 kg
Ek = 0,5 J
Maka :
Ek = 1/2. m. v²
0,5 J = 1/2. 0,03 kg. v²
0,5 J = 0,015 kg. v²
v² = 0,5 J / 0,015 kg
v² = 33,33
v = √33,33
v = 5,77 m/s
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