Physics
Two balls of masses 4m and 8m are in motion with velocities 2v and v respectively. The ratio of their momentum would be :
- 2 : 1
- 1 : 2
- 1 : 1
- 1 : 4
Laws of Motion
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Answer
1 : 1
Reason — Given,
m1 = 4m m2 = 8m
v1 = 2v
v2 = v
As, p = mv
Hence, = = = 1 : 1
Hence, ratio of their momentum = 1 : 1
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