4. A ½ kg mass is pushed at 6 m/s from position A below. It slides down a frictionless surface past position B. At position C it encounters a surface which has a coefficient of friction of 0.4. Location D is 30 meters past location C. From location D and on the surface is again frictionless. The height of the first downhill section is 22 meters. a. Determine the velocity of the mass at location B. b. Determine the velocity of the block at location D. c. Determine the velocity of the block at location E 10 meters past D. イニ0

4. A ½ kg mass is pushed at 6 m/s from position A below. It slides down a frictionless surface past position B. At position C it encounters a surface which has a coefficient of friction of 0.4. Location D is 30 meters past location C. From location D and on the surface is again frictionless. The height of the first downhill section is 22 meters. a. Determine the velocity of the mass at location B. b. Determine the velocity of the block at location D. c. Determine the velocity of the block at location E 10 meters past D. イニ0

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter2: One Dimensional Motion

Section: Chapter Questions

Problem 87PQ: In 1898, the world land speed record was set by Gaston Chasseloup-Laubat driving a car named...

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