Two blocks are connected by a light string that passes over a frictionless pulley. The system is released from rest while m2 is on the floor and m1is a distance h above the floor. a. Assuming m1 > m2, find an expression for the speed of m1 just as it reaches the floor. b. Taking m1 = 6.5 kg, m2 = 4.2 kg, and h = 3.2 m, evaluate your answer to part (a) c. find the speed of each block when m1 has fallen a distance of 1.6 m.

Two blocks are connected by a light string that passes over a frictionless pulley. The system is released from rest while m2 is on the floor and m1is a distance h above the floor. a. Assuming m1 > m2, find an expression for the speed of m1 just as it reaches the floor. b. Taking m1 = 6.5 kg, m2 = 4.2 kg, and h = 3.2 m, evaluate your answer to part (a) c. find the speed of each block when m1 has fallen a distance of 1.6 m.

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter5: Newton's Laws Of Motion

Section: Chapter Questions

Problem 68PQ

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