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A 24-Kg Ball Falling Vertically Hits the Floor with a Speed

Question 20

Multiple Choice

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 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 s
B) 2.4 N 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 s
C) 6.4 N 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 s
D) 1.6 N 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 s
E) 1.0 N 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 s

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