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- 1. Multiple ChoiceA vehicle is moving at a velocity given by the equation v = 5(x3+4)/8, find the position at x = 4 if when x = 2, p = 25/255667514
- 2. Multiple ChoiceFind the equation for the velocity of an object whose acceleration is equal to 4x+14.2x2 + 14x + C4 + C2x3/3+7x22x3/3+7x2+C
- 3. Multiple ChoiceIf the position function for a particle is s(t) = -t2 - t, what is the instantaneous velocity function for the particle?v(t) = -2v(t) = -2t - 1v(t) = t3v(t) = -t
- 4. Multiple ChoiceThe velocity of an object is given as v = 2t + 3t3. what is the acceleration of the object at t = 2 s?38 m/s/s27 m/s/s16 m/s/s49 m/s/s
- 5. Multiple Choice
The position of an object is given as a function of time by x = 3t2 + 5t3 - 2t
What is the acceleration of the object at time t = 2 s?
64 m/s/s
60 m/s/s
66 m/s/s
70 m/s/s
- 6. Multiple Choice
A particle's velocity and acceleration is shown at given times. Is the particle speeding up or slowing down at t = 4?
Speeding Up
Slowing down
Neither
- 7. Multiple Choice
At what time(s) is the particle moving right?
t = -2 only
t = 5 only
t = 4 and t = 5
t = 5 and t = 7
- 8. Multiple Choice
At what time is the particle at rest?
t = 2
t = 7
t = 3
t = 5
- 9. Multiple Choice
ln(5)
1.609
0.200
0.621
- 10. Multiple Choice
Given that v(t) = 3t2-3t-6. What is the total distance traveled by a particle in the first 5 seconds?
57.5
77.5
60
none of the above
- 11. Multiple Choice
What is the displacement of a particle in the first 8 seconds if
v(t)=x3-6x2+8x
256
264
192
none of the above
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