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08 - Gravitacija

08 - Gravitacija

08 - Gravitacija

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9.2. Keplerovi zakoniKeplerovi zakoni mogu se izvesti iz Newtonovih zakona i zakonagravitacije.Primjer:Odredi ophodno vrijeme planeta koji kruži oko Sunca na udaljenosti r.Fg2S p2G = M2p= MpωrGTT=S2F22 32 3cpM MMr=∼r2π⎛ 2π⎞= ⎜ ⎟⎝ T ⎠4πGMrω =SrT2vrr3. Keplerov zakon

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