The position of a particle moving a long x- axis is given by x (t) =8 t²- 2t³, where x in meter and t in is in seconds. Find the acceleration at t = 3 .0 s. Select one: O A. -42.0 m/s? O B. 20.0 m/s2 O C. 6.0 m/s² O D. -20.0 m/s? O E. -6.0 m/s?

College Physics
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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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The position of a particle moving a long x-
axis is given by x (t) =8 t2- 2t3, where x in
meter and t in is in seconds. Find the
acceleration at t = 3 .0 s.
Select one:
O A. -42.0 m/s2
ОВ. 20.0 m/s2
ОС. 6.0 m/s?
O D. -20.0 m/s?
O E. -6.0 m/s2
Transcribed Image Text:The position of a particle moving a long x- axis is given by x (t) =8 t2- 2t3, where x in meter and t in is in seconds. Find the acceleration at t = 3 .0 s. Select one: O A. -42.0 m/s2 ОВ. 20.0 m/s2 ОС. 6.0 m/s? O D. -20.0 m/s? O E. -6.0 m/s2
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