A sphere of mass m moving horizontally with velocity v0 collides against a pendulum bob of mass m. If the two masses stick together after the collision, then the maximum height attained is
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a
v022g
b
v024g
c
v026g
d
v028g
answer is D.
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Detailed Solution
From conservation of momentummv0=2mv v=v02maximum height h=v22g=v028g