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=> Pembahasan Soal :DiKetahui :
t = 1 sekon
Vo = 50 m/s
θ = 53° (( Maka, Sin = 0,8 dan Maka, -> Rumus yang di pakai Cos = 0,6 ))
DiTanya :
v = ...?
DiJawab :
v = Vo × Cos × θ
v = 50 × Cos × 53°
v = 50 × 0,6
v = 30
v = 30 m/s
Jadi, kecepatan peluru adalah 30 m/s
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