A particle of mass M is moving in a horizontal circle ofradius R with uniform speed v. Whenit moves from one point to a diametrically opposite point, its
A
kinetic energy change by 
B
momentum does not change
C
momentum change by 
D
kinetic energy changes by 
Text Solution
Verified by ExpertsThe correct answer is:
C
: On the diametrically opposite points, the velocities have same magnitude but opposite directions. Therefore, change in momentum is 
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