Two masses of 0.25 𝑘𝑔 each moves towards each other with speed 3𝑚𝑠−1 and 1𝑚𝑠 −1 collide and stick together. Find the final velocity

Question: Two masses of 0.25 𝑘𝑔 each moves towards each other with speed 3𝑚𝑠−1 and 1𝑚𝑠 −1 collide and stick together. Find the final velocity

(A) 0.5ms^{-1}

(B) 2ms^{-1}

(C) 1ms^{-1}

(D) 0.25ms^{-1}

Answer: Option (C)

Solution:

Two masses of 0.25 𝑘𝑔 each moves towards each other with speed 3𝑚𝑠−1 and 1𝑚𝑠 −1 collide and stick together. Find the final velocity
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