Question: A neutron moving with velocity v collides with a stationary 𝛼 − 𝑝𝑎𝑟𝑡𝑖𝑐𝑙𝑒.The velocity of the neutron after the collision is
(A) -\dfrac{3v}{5}
(B) \dfrac{3v}{5}
(C) \dfrac{2v}{5}
(D) -\dfrac{2v}{5}
Answer: Option (A)
Solution:
A neutron moving with velocity v collides with a stationary 𝛼 − 𝑝𝑎𝑟𝑡𝑖𝑐𝑙𝑒.The velocity of the neutron after the collision is
with
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