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6 Oct 2020
A 2-kg object moving to the right with a speed of 4 m/s makes a head-on, elastic collision with a 1-kg object that is initially at rest. The velocity of the 1-kg object after the collision is
(a)greater than 4 m/s
(b) less than 4 m/s
(c) equal to 4 m/s
(d) zero
(e) impossible to say based on the information provided
A 2-kg object moving to the right with a speed of 4 m/s makes a head-on, elastic collision with a 1-kg object that is initially at rest. The velocity of the 1-kg object after the collision is
(a)greater than 4 m/s
(b) less than 4 m/s
(c) equal to 4 m/s
(d) zero
(e) impossible to say based on the information provided
KathLv10
4 Nov 2020
