Momentum and CollisionHard
Question
Three particle start from origin at the same time with a velocity 2ms-1 along positive x-axis, the second with a velocity 6ms-1 along negative y-axis. Find the velocity of the third participation x - y line so that the three particle may always lie in a straight line
Options
A.- 3 √3
B.3√3
C.- 3√2
D.2√2
Solution

Co - ording of P
∴ Speed of 3rd particle = 3√2 m/s
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