Kalo ga salah
Penjelasan:
Jawaban:
200 m
dik a:2m/s²
t¹:20 s
t²:10s
s...?
Jawab
sebelum mesin mobil mati
vo=o
a. =2m/s²
t=20s
vt=vo+at
vt=0+2.20
vt=40m/s²
setelah mesin mobil mati
vo=40m/s²
vt=0
t=105
vt=vo.a.t
0=40+a.10
-a=40/10
-a=4
a=-4
maka:
s=vo.t+½.a.t²
s=40.10+½.(-4).10²
s=400+(-200)
s=200 meter
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Kalo ga salah
Penjelasan:
Kalo ga salah
Jawaban:
200 m
Penjelasan:
dik a:2m/s²
t¹:20 s
t²:10s
s...?
Jawab
sebelum mesin mobil mati
vo=o
a. =2m/s²
t=20s
vt=vo+at
vt=0+2.20
vt=40m/s²
setelah mesin mobil mati
vo=40m/s²
vt=0
t=105
vt=vo.a.t
0=40+a.10
-a=40/10
-a=4
a=-4
maka:
s=vo.t+½.a.t²
s=40.10+½.(-4).10²
s=400+(-200)
s=200 meter