Practice Problems
Kinematics Functions
Directions:
On this worksheet you will work with position, velocity, and acceleration functions expressed in terms of time.
omit
Question 1
Given that a cart obeys the position function s(t) = 6t
2
- 5t + 9. What would be its instantaneous position at t = 5 seconds?
125 meters
134 meters
14 meters
150 meters
omit
Question 2
What is the cart's displacement between t = 5 seconds and t = 11 seconds?
195 meters
814 meters
546 meters
680 meters
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Question 3
What is the cart's average velocity during the interval t = 5 seconds and t = 11 seconds?
22.3 m/sec
113.3 m/sec
91 m/sec
135.7 m/sec
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Question 4
What is the cart's change in velocity during the interval t = 5 seconds and t = 11 seconds?
35.0 m/sec
55.0 m/sec
127.0 m/sec
72.0 m/sec
omit
Question 5
What would be its instantaneous acceleration at 11 seconds?
1.2 x 10
1
m/sec
2
1.2 x 10
1
m/sec
2
5.84 x 10
0
m/sec
2
1.15 x 10
1
m/sec
2
omit
Question 6
True or False. The acceleration in
Question 5
was constant between between t = 5 seconds and t = 11 seconds?
False
True
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