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Verified answer
DINAMIKA• gaya
m = 10 kg
Vo = 10 m/s
Vt = 0 .. berhenti
S = 25 m
F = __?
percepatan
Vt² = Vo² + 2 a S
0 = 10² + 2 • a • 25
-50 a = 100
a = -2 m/s²
gaya
F = m a
F = 10 • (-2)
F = -20 N ← jwb
BESAR gaya 20 N ✓