1- A particle is moving with an initial velocity of v, = 2 when t = 0. If it is subjected to a deceleration of when a = -15v, what its positive velocity component at t = 10 s? %3D a) 0.022 m/s b) 0.007 m/s c) 0.096 m/s d) 0.058 m/s e) 0.011 m/s f) 0.089 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/s? b) 148 m/s? c) 109 m/s? d) 168 m/s? e) 222 m/s? f) 155 m/s? g) None of them v (m/s) 3- In the shown figure, what is the magnitude of acceleration at s 1.75 m? a) 2 m/s? e) 1 m/s? b) -1 m/s? f) 14 m/s? c) -2 m/s? d) -14 m/s? v = -2s + 4 g) None of them s (m)
1- A particle is moving with an initial velocity of v, = 2 when t = 0. If it is subjected to a deceleration of when a = -15v, what its positive velocity component at t = 10 s? %3D a) 0.022 m/s b) 0.007 m/s c) 0.096 m/s d) 0.058 m/s e) 0.011 m/s f) 0.089 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/s? b) 148 m/s? c) 109 m/s? d) 168 m/s? e) 222 m/s? f) 155 m/s? g) None of them v (m/s) 3- In the shown figure, what is the magnitude of acceleration at s 1.75 m? a) 2 m/s? e) 1 m/s? b) -1 m/s? f) 14 m/s? c) -2 m/s? d) -14 m/s? v = -2s + 4 g) None of them s (m)
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
Chapter9: Relativity
Section: Chapter Questions
Problem 20P
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