Tolong jwb dengan tepat dan benar y, sy butuh skrg jwbanny DAN ISI CARANYA SEMUA , YG JWAB SESUAI DIATAS SMG MENDAPAT REJEKI YG MELIMPAH AMIN...
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No.1 Ep = mgh = 2.10.8= 160 J no. 2 Ep = mgh m = Ep /gh = 2500/(10.5) = 2500/50=50 kg no. 3 a. Ek = 1/2. m. v^2 = 1/2 × 2×10^2 = 100 J b. Ep = mgh = 2×10×10=200 J c. EM = Ep + Ek = 100+200=300
Ep = mgh = 2.10.8= 160 J
no. 2
Ep = mgh
m = Ep /gh = 2500/(10.5) = 2500/50=50 kg
no. 3
a. Ek = 1/2. m. v^2 = 1/2 × 2×10^2 = 100 J
b. Ep = mgh = 2×10×10=200 J
c. EM = Ep + Ek = 100+200=300