The horizontal velocity of Serena's tennis serve is measured as 112 mi/hr (50 m/s). Horizontally, the ball travels 25 m before reaching her opponent. If the ball didn't slow down when it bounced or because of air resistance, how long would it take to reach her opponent?
The horizontal velocity of Serena's tennis serve is measured as 112 mi/hr (50 m/s). Horizontally, the ball travels 25 m before reaching her opponent. If the ball didn't slow down when it bounced or because of air resistance, how long would it take to reach her opponent?
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
Chapter3: Motion In Two Dimensions
Section: Chapter Questions
Problem 7OQ: A projectile is launched on the Earth with a certain initial velocity and moves without air...
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The horizontal velocity of Serena's tennis serve is measured as 112 mi/hr (50 m/s). Horizontally, the ball travels 25 m before reaching her opponent. If the ball didn't slow down when it bounced or because of air resistance, how long would it take to reach her opponent?
Possible formulas:
v=d/t
F=ma
Expert Solution
Step 1
Given data:
Horizontal velocity (v) = 50 m/s
Horizontal displacement (d) = 25 m
Required:
Time (t)
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