Jawaban:
Ek = 7/10. m. v²
Penjelasan:
Ek = Ek translasi + Ek rotasi
Ek = 1/2. m. v² + 1/2. I. ω²
Ek = 1/2. m. v² + 1/2. 2/5. m.r². v²/r²
Ek = 1/2. m. v² + 1/5. m. v²
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Jawaban:
Ek = 7/10. m. v²
Penjelasan:
Ek = Ek translasi + Ek rotasi
Ek = 1/2. m. v² + 1/2. I. ω²
Ek = 1/2. m. v² + 1/2. 2/5. m.r². v²/r²
Ek = 1/2. m. v² + 1/5. m. v²
Ek = 7/10. m. v²