2. A swimmer wishes to swim directly across a river that has a current of 2.5 m/s. He can swim 3.5 m/s in a pool (No current). a) Calculate the heading that the swimmer must use in order to swim directly across the river, relative to the current direction. Hint: Find the angle, 0. b) What is the magnitude of the velocity of the swimmer? If the river is 50m wide, how long does it take for the swimmer to reach the other c) side?

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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2. A swimmer wishes to swim directly across a river that has a current of 2.5 m/s.
He can swim 3.5 m/s in a pool (No current).
a) Calculate the heading that the swimmer must use in order to swim directly across the
river, relative to the current direction. Hint: Find the angle, 0.
b) What is the magnitude of the velocity of the swimmer?
If the river is 50m wide, how long does it take for the swimmer to reach the other
c)
side?
Transcribed Image Text:2. A swimmer wishes to swim directly across a river that has a current of 2.5 m/s. He can swim 3.5 m/s in a pool (No current). a) Calculate the heading that the swimmer must use in order to swim directly across the river, relative to the current direction. Hint: Find the angle, 0. b) What is the magnitude of the velocity of the swimmer? If the river is 50m wide, how long does it take for the swimmer to reach the other c) side?
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