A position-time graph for a particle moving along the x axis is shown in the figure below. x (m) 12A 10 6 4 2 t (s) 1 2 3 4 5 6 (a) Find the average velocity in the time interval t = 2.00 s to t = 3.00 s. (Indicate the direction with the sign of your answer.) -6

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Chapter1: Units, Trigonometry. And Vectors
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A position-time graph for a particle moving along the x axis is shown in the figure below.
х (m)
12
10
8
4
t (s)
1
2 3 4 5 6
(a) Find the average velocity in the time interval t = 2.00 s to t = 3.00 s. (Indicate the direction with the sign of your answer.)
-6
Your response differs from the correct answer by more than 10%. Double check your calculations. m/s
(b) Determine the instantaneous velocity at t = 2 s (where the tangent line touches the curve) by measuring the slope of the tangent line shown in the graph. (Indicate the
direction with the sign of your answer.)
-3.71
m/s
(c) At what value of t is the velocity zero?
The correct answer is not zero. s
Transcribed Image Text:A position-time graph for a particle moving along the x axis is shown in the figure below. х (m) 12 10 8 4 t (s) 1 2 3 4 5 6 (a) Find the average velocity in the time interval t = 2.00 s to t = 3.00 s. (Indicate the direction with the sign of your answer.) -6 Your response differs from the correct answer by more than 10%. Double check your calculations. m/s (b) Determine the instantaneous velocity at t = 2 s (where the tangent line touches the curve) by measuring the slope of the tangent line shown in the graph. (Indicate the direction with the sign of your answer.) -3.71 m/s (c) At what value of t is the velocity zero? The correct answer is not zero. s
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