help me find the correct answer for What is the acceleration of the object at t = 2.5 s? (b) The graph below plots the velocity versus time for an object, different from the one in part (a), moving in one dimension along the x direction.Vx (m/s)1086.4t (s)12345What is the speed (magnitude of velocity) of the object at t = 2.5 s?m/sWhat direction is the object moving along that time interval?+xO -xO The object is not moving.What is the acceleration of the object at t = 2.5 s? (Indicate the direction with the sign of your answer.)2.66667Think about the definition of acceleration. How is it related to velocity and change in velocity? While the question really wants the instantaneous acceleration, noticethat the velocity graph is a straight line from 1 s to 4 s. How can you relate this to average acceleration? m/s

Given data: Initial velocity (Vi) = 10 m/s at t = 1 s Final velocity (Vf) = 2 m/s at t = 4 s…

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What is the acceleration of the object at t = 2.5 s? (Indicate the direction with the sign of your answer.)

Principles of Physics: A Calculus-Based Text

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Publisher:Raymond A. Serway, John W. Jewett

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help me find the correct answer for What is the acceleration of the object at t = 2.5 s?

(b) The graph below plots the velocity versus time for an object, different from the one in part (a), moving in one dimension along the x direction.
Vx (m/s)
10
8
6.
4
t (s)
1
2
3
4
5
What is the speed (magnitude of velocity) of the object at t = 2.5 s?
m/s
What direction is the object moving along that time interval?
+x
O -x
O The object is not moving.
What is the acceleration of the object at t = 2.5 s? (Indicate the direction with the sign of your answer.)
2.66667
Think about the definition of acceleration. How is it related to velocity and change in velocity? While the question really wants the instantaneous acceleration, notice
that the velocity graph is a straight line from 1 s to 4 s. How can you relate this to average acceleration? m/s

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