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17 Nov 2021
Problem 49
Page 71
Section: Problems
Chapter 3: Kinematics In Two Dimensions; Vectors
Textbook ExpertVerified Tutor
17 Nov 2021
Given information
Child is 
from the bank of a river.
Rivers swift current is 
.
Lifeguard can swim at a speed of 
relative to water.
Step-by-step explanation
Step 1.
Only the horizontal motion is considered , as the lifeguard will be carried downstream at the same rate as child.
Time taken is 
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Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922
Solutions
Chapter
Section
- Problem 1
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- Problem 5a
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- Problem 5c
- Problem 6a
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- Problem 48
- Problem 49
- Problem 50
- Problem 51
- Problem 52c