A ball of mass m moving at velocity u collides with another ball of equal mass at rest. If the two balls move off together after the impact, calculate their common velocity.

a

\(\frac{u}{v}\)

b

\(\frac{u}{2}\)

c

u

d

2u

e

\(\frac{u}{m}\)

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Correct Option
b

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Discussions (7)

adewumi2005
5 years ago

Seriously 😳!!!
mu+0=2m×v
Thus v=u/2

Zionjohn
4 years ago

There id no answer to the question provided above
(m1u1) + (m2*0) = (2m)v
v = mu/2m
v = u/2

trustme69
2 years ago

There's no answer to this question in the options, even the comments say so.. stop making me doubt myself

cherishchigoze
2 years ago

i haven't seen the correction ooo

stduru
4 years ago

E ven me

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