Suppose the position vector for a particle is given as a function of time by r(t) = x(t)î + y(t)j, with x(t) = at + b and y(t) = ct + d, where a = 1.40 m/s, b = 1.50 m, c = 0.121 m/s and d = 1.10 m. (a) Calculate the average velocity during the time interval from t = 1.85 s to t = 3.80 s. m/s (b) Determine the velocity at t = 1.85 s. v = m/s Determine the speed at t = 1.85 s. m/s

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Chapter1: Units, Trigonometry. And Vectors
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E10 4.1.P.001
CHER
PRACTICE ANOTHE
Suppose the position vector for a particle is given as a function of time by r(t) = x(t)î + v(t)i, with x(t) = at + b and y(t) = ct? + d, where a = 1.40 m/s, b = 1.50 m, c = 0.121 m/s?,
and d = 1.10 m.
(a) Calculate the average velocity during the time interval from t = 1.85 s to t = 3.80 s.
m/s
(b) Determine the velocity at t = 1.85 s.
m/s
Determine the speed at t = 1.85 s.
m/s
12:01 PM
Type here to search
10/14/2020
Transcribed Image Text:E10 4.1.P.001 CHER PRACTICE ANOTHE Suppose the position vector for a particle is given as a function of time by r(t) = x(t)î + v(t)i, with x(t) = at + b and y(t) = ct? + d, where a = 1.40 m/s, b = 1.50 m, c = 0.121 m/s?, and d = 1.10 m. (a) Calculate the average velocity during the time interval from t = 1.85 s to t = 3.80 s. m/s (b) Determine the velocity at t = 1.85 s. m/s Determine the speed at t = 1.85 s. m/s 12:01 PM Type here to search 10/14/2020
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