A basketball star covers 2.60 m horizontally in a jump to dunk the balI. His motion through space can be modeled precisely as that of a particle at his center of mass. His center of mass is at elevation 1.02 m when he leaves the floor. It reaches a maximum height of 1.75 m above the floor and is at elevation 0.880 m when he touches down again. (a) Determine his time of flight (his "hang time"). (b) Determine his horizontal velocity at the instant of takeoff. m/s (c) Determine his vertical velocity at the instant of takeoff. m/s (d) Determine his takeoff angle. • above the horizontal (e) For comparison, determine the hang time of a whitetail deer making a jump with center-of-mass elevations y, = 1.20 m, ymax = 2.40 m, and y; = 0.660 m.
A basketball star covers 2.60 m horizontally in a jump to dunk the balI. His motion through space can be modeled precisely as that of a particle at his center of mass. His center of mass is at elevation 1.02 m when he leaves the floor. It reaches a maximum height of 1.75 m above the floor and is at elevation 0.880 m when he touches down again. (a) Determine his time of flight (his "hang time"). (b) Determine his horizontal velocity at the instant of takeoff. m/s (c) Determine his vertical velocity at the instant of takeoff. m/s (d) Determine his takeoff angle. • above the horizontal (e) For comparison, determine the hang time of a whitetail deer making a jump with center-of-mass elevations y, = 1.20 m, ymax = 2.40 m, and y; = 0.660 m.
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:A basketball star covers 2.60 m horizontally in a jump to dunk the balI. His motion through space can be modeled precisely as that of a particle at his center of mass. His center of mass is at elevation 1.02 m when he leaves the floor. It reaches a maximum height of 1.75
m above the floor and is at elevation 0.880 m when he touches down again.
(a) Determine his time of flight (his "hang time").
(b) Determine his horizontal velocity at the instant of takeoff.
m/s
(c) Determine his vertical velocity at the instant of takeoff.
m/s
(d) Determine his takeoff angle.
• above the horizontal
(e) For comparison, determine the hang time of a whitetail deer making a jump with center-of-mass elevations y, = 1.20 m, ymax = 2.40 m, and y; = 0.660 m.
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