A 2.4-kg ball falling vertically hits the floor with a speed of 2.5 m/s and rebounds with a speed of 1.5 m/s. What is the magnitude of the impulse exerted on the ball by the floor?
a. 9.6 N s
b. 2.4 N s
c. 6.4 N s
d. 1.6 N s
e. 1.0 N s
a
Physics & Space Science
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