COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Question
Chapter 2, Problem 34QAP
To determine
The values of the given table.
Expert Solution & Answer
Answer to Problem 34QAP
t(s) | y(m) | v(m/s) | a(m/s2) |
0 | 0 | 0 | 9.80 |
1 | 4.90 | 9.80 | 9.80 |
2 | 19.6 | 19.6 | 9.80 |
3 | 44.1 | 29.4 | 9.80 |
4 | 78.4 | 39.2 | 9.80 |
5 | 122 | 49.0 | 9.80 |
10 | 490 | 98.0 | 9.80 |
Explanation of Solution
Given info:
Formula used:
Calculation:
Assuming that the direction of the displacement of the coconut and the gravitational acceleration are same,
Conclusion:
t(s) | y(m) | v(m/s) | a(m/s2) |
0 | 0 | 0 | 9.80 |
1 | 4.90 | 9.80 | 9.80 |
2 | 19.6 | 19.6 | 9.80 |
3 | 44.1 | 29.4 | 9.80 |
4 | 78.4 | 39.2 | 9.80 |
5 | 122 | 49.0 | 9.80 |
10 | 490 | 98.0 | 9.80 |
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Item 10
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A vector has a magnitude of 3.7 m and points in a
direction that is 145° counterclockwise from the x
axis. You may want to review (Page 71).
Part A
Find the x component of this vector.
Express your answer using two significant figures.
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Part B
Find the y component of this vector.
Express your answer using two significant figures.
A person's speed can stay the same as he or she rounds a corner and changes direction. Given this information, is speed a scalar or a vector quantity? Explain.
Chapter 2 Solutions
COLLEGE PHYSICS
Ch. 2 - Prob. 1QAPCh. 2 - Prob. 2QAPCh. 2 - Prob. 3QAPCh. 2 - Prob. 4QAPCh. 2 - Prob. 5QAPCh. 2 - Prob. 6QAPCh. 2 - Prob. 7QAPCh. 2 - Prob. 8QAPCh. 2 - Prob. 9QAPCh. 2 - Prob. 10QAP
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