werewolf7556 werewolf7556

26-03-2024
Physics

contestada

A particle of mass m is moving in horizontal circle of radius r with uniform speed v. When it moves from one point to a diametrically opposite point its
a. KE changes by 14mv2.
b.KE changes by mv2.
c.momentum does not change.
d. momentum changes by 2mv.

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