CAPE Physics Unit 1 · 2008 (Rest of Region) · Paper 1 · Question Q7
An object of mass M travelling with a velocity u collides with a stationary object of mass 2M. After collision the two masses stick together and move with a common velocity v. The magnitude of v is equal to
- (A)
3u - (B)
u - (C)
u/2 - (D)
u/3
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