A bumper car A (m. = 140 kg) with a velocity of 15 km/h hits a another car B (m = 160 kg) which was immobile before impact. The collision is perfectly elastic and the frictions are considered negligible. Calculate the time at which the dodgems are 2 m apart from each other after the collision.

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Chapter6: Momentum, Impulse, And Collisions
Section: Chapter Questions
Problem 69AP: Two blocks of masses m1 and m2 approach each other on a horizontal table with the same constant...
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A bumper car A (m. = 140 kg) with a velocity of 15 km/h hits a another car B (m = 160 kg) which was immobile before impact. The collision is perfectly elastic and the frictions are considered negligible.
Calculate the time at which the dodgems are 2 m apart from each other
after the collision.

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