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27) Energi kinetik = m.v² ÷ 2 = 250×36²÷2 =250×1296÷2 = 162 Joule (Jawaban = B)
28) F.S ÷ t = 375×10÷5 = 750 watt (Jawaban = A)
29) F.v =4800N×72 =345600 watt atau 345,6 KW (Jawaban = C)
30) Energi Potensial = m×g×h ⇒ 120 = 600×10×h ⇒0.02 m (Jawaban = D)
Tapi, tolong di hitung ulang ya, karena saya kadang kurang teliti