**Problem 9: Physics of a Tennis Ball**A 58.4 gram tennis ball is thrown downward towards the ground. Right before it hits the floor, its speed is measured to be 28.8 m/s. The ball then rebounds upwards, reaching a speed of 20.5 m/s. If the ball remains in contact with the floor for a duration of 64.4 milliseconds, calculate the average force exerted on the ball (both in magnitude and direction). Assume that the upward direction is positive.Options:a. 7.53 N; upward b. 44.7 N; upward c. 44.7 N; downward d. 7.53 N; downward e. 2.88 N; upward

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Description: **Problem 9: Physics of a Tennis Ball**A 58.4 gram tennis ball is thrown downward towards the ground. Right before it hits the floor, its speed is measured to be 28.8 m/s. The ball then rebounds upwards, reaching a speed of 20.5 m/s. If the ball rem

Given : Mass of a tennis ball (m) = 58.4 g = 58.4 x 10-3 kg Initial speed (vi) = -28.8 m/s Final…

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9. A 58.4 gram tennis ball is thrown down at the ground. Right before it strikes the floor, its speed is 28.8 m/s. The ball then bounces back off the floor, upwards at 20.5 m/s. If the ball is in contact with the floor for 64.4 ms, calculate the average force on the ball (magnitude and direction). Assume the convention that upward is positive. a. 7.53 N; upward b. 44.7 N; upward c. 44.7 N; downward d. 7.53 N; downward e. 2.88 N; upward

9. A 58.4 gram tennis ball is thrown down at the ground. Right before it strikes the floor, its speed is 28.8 m/s. The ball then bounces back off the floor, upwards at 20.5 m/s. If the ball is in contact with the floor for 64.4 ms, calculate the average force on the ball (magnitude and direction). Assume the convention that upward is positive. a. 7.53 N; upward b. 44.7 N; upward c. 44.7 N; downward d. 7.53 N; downward e. 2.88 N; upward

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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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows:

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**Problem 9: Physics of a Tennis Ball**

A 58.4 gram tennis ball is thrown downward towards the ground. Right before it hits the floor, its speed is measured to be 28.8 m/s. The ball then rebounds upwards, reaching a speed of 20.5 m/s. If the ball remains in contact with the floor for a duration of 64.4 milliseconds, calculate the average force exerted on the ball (both in magnitude and direction). Assume that the upward direction is positive.

Options:
a. 7.53 N; upward
b. 44.7 N; upward
c. 44.7 N; downward
d. 7.53 N; downward
e. 2.88 N; upward

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