A top WNBA player can jump about .7 meters off the ground. If her mass is 50 kg, what force must she exert against the ground? Assume she crouches a distance of .2 metes prior to jumping, and thus the upward force has this distance to act before leaving the ground.

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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5. A top WNBA player can jump about .7 meters off the ground. If her mass is 50 kg,
what force must she exert against the ground? Assume she crouches a distance of
.2 metes prior to jumping, and thus the upward force has this distance to act before
leaving the ground.
6. A block is given an initial speed of 4 meters per second up the 0 = 22° plane shown
below. Ignoring friction,
%3D
(a) how far up the plane will it go?
(b) How much time elapses before it returns to its starting point?
R 4m/s
s
22°
Transcribed Image Text:5. A top WNBA player can jump about .7 meters off the ground. If her mass is 50 kg, what force must she exert against the ground? Assume she crouches a distance of .2 metes prior to jumping, and thus the upward force has this distance to act before leaving the ground. 6. A block is given an initial speed of 4 meters per second up the 0 = 22° plane shown below. Ignoring friction, %3D (a) how far up the plane will it go? (b) How much time elapses before it returns to its starting point? R 4m/s s 22°
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