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◾ Materi : Dinamika Gerak Lurus◾ Sub materi : Gaya
◾ Mapel : Fisika
◾ Keyword : Gaya
Diketahui :
m = 10 kg
μ = 0,3
g = 10 m/s²
F = 80 N
Ditanya :
a = ?
Penyelesaian :
ΣF = m. a
F - Fges = m. a
F - (N. μ) = m. a
F - (mg.μ) = m. a
80 - (10.10.0,3) = 10.a
80 - 30 = 10a
50 = 10a
a = 50/10
a = 5 m/s²
Jadi, percepatan yg dialami benda adalah 5 m/s²
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-vin