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Impuls dan momentumFt=mΔv
0,01F=1000(20-0).... ubah 72km/jam jadi 20m/s
F=2.000.000 N
besar ugah :v
Kelas : XI
Kata Kunci : Gaya
Pembahasan :
• t = 0,01 s
• m = 1 ton = 1000 kg
• v = 72 km/Jam
→ = 72.1000/60.60
→ = 72000/3600
→ = 20 m/s
Dit : F..........................?
Jawaban :
I = P
F.t= m. v
F. 0,01=1000.20
0,01 F= 20000
F = 20000/0,01
F = 2.000.000 N.