3. If the acceleration of an object moving along the x axis is described by a(t)=-0.4 m/s2. If the initial speed of the object is 5.4 m/s when it is at -2.0m, find the average velocity of the object between 0 and 5.00 sec
3. If the acceleration of an object moving along the x axis is described by a(t)=-0.4...
An object is at x at t and moves along the x axis according to the velocity-time graph shown below v (m/s) 20 10 -10 (a) What is the object's acceleration between 0 and 4.0 s? m/s2 (b) What is the object's acceleration between 4.0 s and 9.0 s? m/s2 (C) What is the object's acceleration between 13.0 s and 18.0 s? m/s2 (d) At what time(s) is the object moving with the lowest speed? (If there is more than...
Ax is the acceleration of a particle moving along the x axis as shown in the graph. The initial velocity is zero, initial position, x = 3.5 m. Write an expression for x(t), v(t) and a(t) for t between 0 and 3 s. Ax (m/s2) 20.. 1.02瓜3.0 4.0 5,0/6,0 2.0
A velocity-time graph for an object moving along the x axis is shown in the figure. Every division along the vertical axis corresponds to 1.50 m/s and each division along the horizontal axis corresponds to 1.50 s. v (m/s) fs (a) Plot a graph of the acceleration versus time. Choose File no file selected This answer has not been graded yet. (b) Determine the average acceleration of the object in the time interval t = 7.50 s to t =...
An object moves along the x axis according to the equation x = 3, 15t2-2.00t + 3.00, where x is in meters and t is in seconds. (a) Determine the average speed between t-2.40 s and t 4.40 s m/s (b) Determine the instantaneous speed at t2.40 s m/s Determine the instantaneous speed at t4.40 s m/s (c) Determine the average acceleration between t-2.40 s and t- 4.40 s. m/s2 (d) Determine the instantaneous acceleration at t2.40 s m/s2 Determine...
gives the acceleration a versus time t for a particle moving along an x axis. The a-axis scale is set by as = 14.0 m/s2. At t = -2.0 s, the particle's velocity is10.0 m/s. What is its velocity at t = 6.0 s?
An object is moving along the x-axis according to the equation x(t) =(8.00t^3 - 7.00t + 3.00t^2 -7) m. Solve for the velocity and the acceleration at time t= 2.00 seconds.
An object moves along the x axis according to the equation x = 4.00t2 − 2.00t + 3.00, where x is in meters and t is in seconds. (a) Determine the average speed between t = 3.20 s and t = 4.70 s. ____m/s (b) Determine the instantaneous speed at t = 3.20 s. ____ m/s Determine the instantaneous speed at t = 4.70 s. ____ m/s (c) Determine the average acceleration between t = 3.20 s and t =...
The position of an object moving along an x axis is given by x = 3.03 t - 4.04 t2 + 1.08 t3, where x is in meters and t in seconds. Find the position of the object at the following values of t: (a) 1 s, (b) 2 s, (c) 3 s, and (d) 4 s. (e) What is the object's displacement between t = 0 and t = 4 s? (f) What is its average velocity from t...
a small object moves along the x-axis with acceleration ax(t) =-(0.0320m/s3)(15.0s-t). at t=0 the object is at x=-14.0m and has velocity v0x =4.50 m/s. what is the x-coordinate of the object when t=10.0s?
A small object moves along the x-axis with acceleration ax(t) = −(0.0320m/s3)(15.0s−t). At t = 0 the object is at x = -14.0 m and has velocity v0x = 5.90 m/s. What is the x-coordinate of the object when t = 10.0 s?