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}
- 2t + 8. What would be its instantaneous position at t = 2 seconds?
20 meters
10 meters
24 meters
28 meters
omit
Question 2
What is the cart's displacement between t = 2 seconds and t = 8 seconds?
376 meters
404 meters
212 meters
348 meters
omit
Question 3
What is the cart's average velocity during the interval t = 2 seconds and t = 8 seconds?
62.7 m/sec
58 m/sec
4.7 m/sec
67.3 m/sec
omit
Question 4
What is the cart's change in velocity during the interval t = 2 seconds and t = 8 seconds?
33.0 m/sec
94.0 m/sec
22.0 m/sec
72.0 m/sec
omit
Question 5
What would be its instantaneous acceleration at 8 seconds?
1.2 x 10
^{1}
m/sec
^{2}
1.18 x 10
^{1}
m/sec
^{2}
1.2 x 10
^{1}
m/sec
^{2}
5.5 x 10
^{0}
m/sec
^{2}
omit
Question 6
True or False. The acceleration in
Question 5
was constant between between t = 2 seconds and t = 8 seconds?
True
False
PhysicsLAB
Copyright © 1997-2020
Catharine H. Colwell
All rights reserved.
Application Programmer
Mark Acton