Momentum and CollisionHard
Question
Three masses the placed on the x-axis 300 g at origin, 500 g at x = 40 cm and 400 g at x = 70 cm.The distance of the centre of mass from the origin is
Options
A.30 cm
B.40 cm
C.45 cm
D.50 cm
Solution
m1 = 300g; x1 = 0; m2 = 500 g; x2 = 40cm; m3 = 400g; x3 = 70cm
χcm = 40 cm
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