Two objects of masses 100 gand 200 g are moving along the same line and direction with velocities of 2 m/s 1 m/s respectively. they collide and the first object moves at a velocity of 1.67 m/s. Determine the velocity of the second object.
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The momentum always remains conserved.
Initial momentum = final momentum
m1u1+m2u2 = m1v1+m2v2
⇒100×2 + 200×1 = 100×1.67 + 200×v2
⇒400 = 167 + 200v2
⇒200v2 = 233
⇒v2 = 1.165 m/s
Initial momentum = final momentum
m1u1+m2u2 = m1v1+m2v2
⇒100×2 + 200×1 = 100×1.67 + 200×v2
⇒400 = 167 + 200v2
⇒200v2 = 233
⇒v2 = 1.165 m/s
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