2.) A particle moves along the x-axis with position varying according to the expression x = (5t* + 2.5t3)- 4t , where x is in meters and t is in seconds. (a) What is the average velocity fromt = 2.5 to t = 4.0 seconds? (b) Calculate for the instantaneous velocity of the particle at t = 3.0 seconds. (c) What is the average acceleration of the particle from t = 2.0 to t = 3.0 seconds? (d) What is the instantaneous acceleration of the particle at t = 3.5 seconds?

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
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2.) A particle moves along the x-axis with position varying according to the expression x =
(5t* + 2.5t3)- 4t , where x is
in meters and t is in seconds.
(a) What is the average velocity fromt = 2.5 to t = 4.0 seconds?
(b) Calculate for the instantaneous velocity of the particle at t = 3.0 seconds.
(c) What is the average acceleration of the particle from t = 2.0 to t = 3.0 seconds?
(d) What is the instantaneous acceleration of the particle at t = 3.5 seconds?
Transcribed Image Text:2.) A particle moves along the x-axis with position varying according to the expression x = (5t* + 2.5t3)- 4t , where x is in meters and t is in seconds. (a) What is the average velocity fromt = 2.5 to t = 4.0 seconds? (b) Calculate for the instantaneous velocity of the particle at t = 3.0 seconds. (c) What is the average acceleration of the particle from t = 2.0 to t = 3.0 seconds? (d) What is the instantaneous acceleration of the particle at t = 3.5 seconds?
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