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(a)
The distance between the raft and pier when the women walks toward the pier until she gets to the other end of the raft and stops there.
(a)
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Answer to Problem 95P
The distance is
Explanation of Solution
Mass of women is
Imagine that the initial position of women is
Write the equation for the center of mass for the woman, pier, and the raft system.
Here,
Initially,
Write the relation between
Write the equation for the final distance of raft from the pier.
Here,
Rewrite the above relation by substituting
Write the equation for
Here,
Write the equation to find
Conclusion:
Substitute
Substitute
Substitute
Substitute
Therefore, the distance is
(b)
The distance travelled by the woman relative to pier in part (a).
(b)
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Answer to Problem 95P
The distance travelled is
Explanation of Solution
Mass of women is
Imagine that the initial position of women is
Write the equation for the distance travelled by women relative to pier.
Here.
Conclusion:
Substitute
Therefore, the distance is
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Chapter 7 Solutions
Physics
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