A 320-g air track cart traveling at 1.25 m/s suddenly collides elastically with a stationary 270-g cart. What is the speed of the 320-g cart just after the collision?
A) 1.1 m/s
B) 0.21 m/s
C) 0.68 m/s
D) 0.11 m/s
E) 1.4 m/s

Question

A  320-g air track cart traveling at  1.25 m/s  suddenly collides elastically with a stationary  270-g cart. What is the speed of the  320-g cart just after the collision?
A)  1.1 m/s
B)  0.21 m/s 
C)  0.68 m/s
D)  0.11 m/s
E)  1.4 m/s

Quizplus · Accepted Answer

The Answer of A  320-g air track cart traveling at  1.25 m/s  suddenly collides elastically with a stationary  270-g cart. What is the speed of the  320-g cart just after the collision?
A)  1.1 m/s
B)  0.21 m/s 
C)  0.68 m/s
D)  0.11 m/s
E)  1.4 m/s

A 320-G Air Track Cart Traveling at 1