Jawab:
a
Penjelasan dengan langkah-langkah:
v² = 2 x g x 2/3h
= 4/3 gh
Ek = 1/2 x m x v²
= 1/2 x m x 4/3 gh
= 2/3 mgh
Ep = m x g x h
= m x g x 1/3 h
= 1/3 mgh
Ep : Ek = 1/3 mgh : 2/3 mgh
= 1 : 2
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Jawab:
a
Penjelasan dengan langkah-langkah:
v² = 2 x g x 2/3h
= 4/3 gh
Ek = 1/2 x m x v²
= 1/2 x m x 4/3 gh
= 2/3 mgh
Ep = m x g x h
= m x g x 1/3 h
= 1/3 mgh
Ep : Ek = 1/3 mgh : 2/3 mgh
= 1 : 2