Usaha Energi
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USAHA –ENERGI
________________ 1.
w F cos s
__________ 1 2 Ek mv 2. 2 3.
Ep m g h
4.
Emek Ep Ek ______________
5.
w Ek
6.
w Ep
α = sudut kemiringan v = kecepatan w = usaha F = Gaya s = jarak Ep = Energi Potensial m = massa benda g = percepatan gravitasi h = ketinggian benda dari tanah Ek = energi kinetik Em = Energi mekanik
7. HKE (Hukum Kekekalan Energi)
Ek1 Ep1 Ek 2 Ep 2 ------o0o-----
http://pakgurufisika.blogspot.com [email protected]
________________ 1.
w F cos s
__________ 1 2 Ek mv 2. 2 3.
Ep m g h
4.
Emek Ep Ek ______________
5.
w Ek
6.
w Ep
α = sudut kemiringan v = kecepatan w = usaha F = Gaya s = jarak Ep = Energi Potensial m = massa benda g = percepatan gravitasi h = ketinggian benda dari tanah Ek = energi kinetik Em = Energi mekanik
7. HKE (Hukum Kekekalan Energi)
Ek1 Ep1 Ek 2 Ep 2 ------o0o-----
http://pakgurufisika.blogspot.com [email protected]
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