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2- If the position in (m) of a moving particle along a straight- line path is defined by s = 5t* - 6t3 – 22t + 55, what is the instantaneous acceleration when t = 2 s? a) 236 m/s²? b) 148 m/s? c) 109 m/s? d) 168 m/s² e) 222 m/s² f) 155 m/s? g) None of them

2- If the position in (m) of a moving particle along a straight- line path is defined by s = 5t* - 6t3 – 22t + 55, what is the instantaneous acceleration when t = 2 s? a) 236 m/s²? b) 148 m/s? c) 109 m/s? d) 168 m/s² e) 222 m/s² f) 155 m/s? g) None of them

College Physics
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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2- If the position in (m) of a moving particle along a straight- line path is defined by s = 5t* – 6t3 – 22t + 55, what is the instantaneous acceleration when t = 2 s? a) 236 m/s² b) 148 m/s? c) 109 m/s² d) 168 m/s² f) 155 m/s? e) 222 m/s? g) None of them
Transcribed Image Text:2- If the position in (m) of a moving particle along a straight- line path is defined by s = 5t* – 6t3 – 22t + 55, what is the instantaneous acceleration when t = 2 s? a) 236 m/s² b) 148 m/s? c) 109 m/s² d) 168 m/s² f) 155 m/s? e) 222 m/s? g) None of them
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Step 1

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s=5t4-6t3-22t+55

time t=2s

 

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