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What is the velocity of the object at 8 s? I ReviewI Constants1 Periodic Table The figure shows an objects position-versus-time graph. (Figure 1) O 0.53 m/s 0.77 m/s O 3.3 m/s Figure 1 of 1 5.0 m/s x (m) 40 30 20 10 0 Submit Part B-What is the initial position of the object? ▼ What is the initial position of the object? 10
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Answer #1

(a) At t=8s, from the graph the position is x = 32 m

Velocity at t=8s, v = x/t

  => v = 32m/8s

    => v = 3.3 m/s

(b) From the graph, the initial position of the object is x = 5m

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