A ball is thrown straight upward with an initial velocity of +7.3 m>s. If the accelerationof the ball is downward, with the value -9.81 m>s2, find the velocity of the ball after(a) 0.45 s and (b) 0.90 s.

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter2: Motion In One Dimension
Section: Chapter Questions
Problem 35P: A ball is thrown directly downward with an initial speed of 8.00 m/s from a height of 30.0 m. After...
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A ball is thrown straight upward with an initial velocity of +7.3 m>s. If the acceleration
of the ball is downward, with the value -9.81 m>s2
, find the velocity of the ball after
(a) 0.45 s and (b) 0.90 s.

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