Page 9 - MOMENTUM SUDUT BAHAN AJAR
P. 9
a = 3kg. 10 m/s 2
2kg + 3 kg
a = 6 m/s 2
T1 = m1.a T2 = m2 (g-a)
2
2
T1 = 2 kg . 6 m/s 2 T2 = 3kg ( 10 m/s - 6 m/s )
T1 = 12N T2 = 12 N
b. Katrol Berputar
a = m2.g
m1 + m2 + M
2
a= 3 kg . 10 m/s
2 kg+3 kg + 2/5 .5
2
a= 30/7 m/s
T1 = m1.a T2 = m2 (g-a)
2
2
T1 = 2kg . 30/7 m/s 2 T2 = 3 kg ( 10 m/s -30/7 m/s )
T1 = 60/7 N T2 = 120/7 N
