In this experiment, a tennis ball is released from a certain height. While the ball falls down, time of release (t;) and time when the ball touches the ground (tr) are recorded using a stopwatch and slow motion video. The difference At = tr-ti is the time interval during the fall. For the first experiment (available with video), t;=17.31s and tr= 17.94s, yielding At = 17.94s - 17.31s = 0.63s. %3D %3D
Displacement, Velocity and Acceleration
In classical mechanics, kinematics deals with the motion of a particle. It deals only with the position, velocity, acceleration, and displacement of a particle. It has no concern about the source of motion.
Linear Displacement
The term "displacement" refers to when something shifts away from its original "location," and "linear" refers to a straight line. As a result, “Linear Displacement” can be described as the movement of an object in a straight line along a single axis, for example, from side to side or up and down. Non-contact sensors such as LVDTs and other linear location sensors can calculate linear displacement. Non-contact sensors such as LVDTs and other linear location sensors can calculate linear displacement. Linear displacement is usually measured in millimeters or inches and may be positive or negative.
![DATA:
In this experiment, a tennis ball is released from a certain height. While the ball falls down, time of
release (t;) and time when the ball touches the ground (tr) are recorded using a stopwatch and slow
motion video. The difference At = tr-ti is the time interval during the fall. For the first experiment
(available with video), t=17.31s and tr= 17.94s, yielding At = 17.94s - 17.31s = 0.63s.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F66ef3490-27b7-4055-a84e-76adcc6b6bd5%2Fed5c3188-fb67-41c9-aeab-d3a8711a006d%2Frgosaq_processed.jpeg&w=3840&q=75)
![4. Calculate the average of final velocities from the five experiments. (Show calculation.
Include units)
Calculations:
5. Fill in the table below with the release heights and final velocities you calculated for each
experiment:
(don't forget to include units)
Experiment No
At
Initial height (yı)
Final velocity (vr)
1
0.63s
0.64s
3
0.62s
4
0.65s
5
0.63s
Average
3
6. Actual release height was 2.00 m. Based on this information and using the average value of
release height we obtained from our experiments, what is the % error we made? Show your
calculations.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F66ef3490-27b7-4055-a84e-76adcc6b6bd5%2Fed5c3188-fb67-41c9-aeab-d3a8711a006d%2Fevx1b7b_processed.jpeg&w=3840&q=75)
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