t View History Bookmarks People Window Help x CAGolf Ball Rolls off A Horizon x

Question

t View History Bookmarks People Window Help x CAGolf Ball Rolls off A Horizon x A itals of physics 10th x M Wiley PLUS https://edugenwileyplus.com/edugen/student/mainfr.uni n Assignment 4 BACK NEXT PRINTER VERSION FULL SCREEN Chapter 03, Problem 53 speed m/s relative to the it take the swimmer, capable of swimming at a speed of m/s in water the swimmer can the downstream. (a) does to swim directly across a 1.96-km-wide However, the current 0.714 m/s, of the river? swimmer to cross the river? (b) How far downstream will the swimmer be upon reaching the other side (a) Number Units (b) Number 22 LINK To Question Attempts: Unlimited SAVE FOR LATER SUBMIT ANSWER Copyright c 2Doo-2017 by Dohn wiey & Sons, inc or related companies. All nghts reserved

Explanation / Answer

Given data:
speed = 1.25 m/s
width = 1.96km
speed of the current = 0.714 m/s

a)) How long does it take the swimmer to cross the river?
t = D/V = 1960/1.25=1568s = 26.1 mins

b) D = t*Vr = 1568*0.714 = 1119.5 m downstream

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