A swimmer with a still water velocity of 8.00km/hr heads South across a stream that flows directly East with a velocity of 4.00km/hr. a) What will be the resultant velocity of the swimmer if he does not fight the current ? b) If the stream is 500.m wide, how long will it take the swimmer to reach the opposite side if he does not fight the current ? c) How far downstream will the swimmer be carried if he does not fight the current ?

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter2: Vectors
Section: Chapter Questions
Problem 83AP: A diver explores a shallow reef off the coast of Belize. She initially swims 90.0 m north, makes a...
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A swimmer with a still water velocity of  8.00km/hr heads South across a stream that flows directly East with a velocity of 4.00km/hr.

a)  What will be the resultant velocity of the swimmer if he does not fight the current ? 

b)  If the stream is 500.m wide,  how long will it take the swimmer to reach the opposite side if he does not fight the current ?

c)  How far downstream will the swimmer be carried if he does not fight the current ? 

d)  What must be the swimmers heading if he is to keep a path directly South across the stream ?  

e)  How long will it take the swimmer to cross the stream if he keeps his heading ?

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