a. A particle is undergoing a uniform rectilinear motion and the displacement as a function of time is given by r(t) = 6t4- 2t³ -12t²+3t+3 where r is in meters and t is in seconds. e. What is a uniform motion?[10] f. Find the average acceleration of the particle between t = 0 and t = 2s [12] g. When is the acceleration zero? [12]

a. A particle is undergoing a uniform rectilinear motion and the displacement as a function of time is given by r(t) = 6t4- 2t³ -12t²+3t+3 where r is in meters and t is in seconds. e. What is a uniform motion?[10] f. Find the average acceleration of the particle between t = 0 and t = 2s [12] g. When is the acceleration zero? [12]

Name: 2.a. A particle is undergoing a uniform rectilinear motion and the di
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Description: 2.a. A particle is undergoing a uniform rectilinear motion and the displacement as afunction of time is given by r(t) = 6t4- 2t³ -12t²+3t+3 where r is in meters and t is inseconds.e. What is a uniform motion? [10]f. Find the average acceleration of

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter2: One Dimensional Motion

Section: Chapter Questions

Problem 79PQ

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2. a. A particle is undergoing a uniform rectilinear motion and the displacement as a function of time is given by r(t) = 6tª- 2t³ -12t²+3t+3 where r is in meters and t is in seconds. b. What is a uniform rectilinear motion? c. Find the average acceleration of the particle between t = 0 and t = 2s d. When is the acceleration zero? = 3. The position of a particular particle as a function of time is given by r 9.60t i+ 8.58 j - 1.00t² k) m. Determine the particle's velocity and acceleration as a function of time.
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4. A particle starts from the origin at t=0 with a velocity of (161 - 12j) m/s and moves in the xy plane with a constant acceleration of a= (3.01 – 6.0 m/s². a. What is the position vector at any time t? b. Determine the direction (as measured from the positive x axis, counterclockwise) of the position at t=2s.
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4. A particle starts from the origin at t=0 with a velocity of (161 – 12j) m/s and moves in the xy plane with a constant acceleration of a= (3.01 – 6.0ĵ) m/s². a. What is the position vector at any time t? b. Determine the direction (as measured from the positive x axis, counterclockwise) of the position at t=2s.
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