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An object of mass 2kg moving with a velocity 3ms-11 collides head-on with...

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Question 1039
A
0.60ms-1
B
0.67ms-1
C
2.00ms-1
D
3.33-1
Explanation
\(M_1V_1 - (M_2V_2) = V(M_1 + M_2)\)

2 x 3 - 1 x 4 = V(2 + 1)

V = \(\frac{2}{3}\)

= 0.67ms-1

Correct option: B

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