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Vt = 0
S = 100 m
a = ___?
Vt^2 = Vo^2 + 2aS
0. = 20^2 + 2•a•100
-200a = 400
a = - 2 m/s^2
Vt = 0 m/s
s = 100 m
a = ?
Vt² = Vo² - 2as
0² = (20 m/s)² + 2.a.100 m
0 = 400 m²/s² + 200 m.a
400 m²/s² = 200 m . a
2 m/s² = a
Jadi perlambatan minimum supaya tidak menabrak truk tsb adalah 2 m/s²