JKSSB Mock Tests

A particle is moving in a circle with uniform speed v. In moving from a point to a diametrically opposite point, its momentum changes by:

A. zero
B. mv
C. 2mv
D. 4mv
Answer: Option C
Solution (By JKSSB Mock Tests Team)
Velocity reverses direction. Change in momentum = mv - (-mv) = 2mv.
This Question Belongs to: General science Physics set 1
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