25. (II) Suppose the position of an object is given by i = (3.01²i – 6.0 t° j) m. (a) Determine its velocity v and acceleration ā, as a function of time. (b) Determine ī and v at time t = 2.5 s. %3D 21

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25. (II) Suppose the position of an object is given by
f = (3.0t²î – 6.0 t° j) m. (a) Determine its velocity v and
acceleration ā, as a function of time. (b) Determine i and v
at time t = 2.5 s.
%3D
4) ở = (6ti-18t5)¾
P=(192- 943)m
ū = (15?~1105)m
Transcribed Image Text:25. (II) Suppose the position of an object is given by f = (3.0t²î – 6.0 t° j) m. (a) Determine its velocity v and acceleration ā, as a function of time. (b) Determine i and v at time t = 2.5 s. %3D 4) ở = (6ti-18t5)¾ P=(192- 943)m ū = (15?~1105)m
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