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Author Question: A boat, whose speed in still water is 1.75 m/s, must aim upstream at an angle of 26.3 (with respect ... (Read 223 times)

bb

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on: Jul 29, 2018
A boat, whose speed in still water is 1.75 m/s, must aim upstream at an angle of 26.3 (with respect to a line perpendicular to the shore) in order to travel directly across the stream. (a) Determine the speed of the current.
 
  (b) Determine the resultant speed of the boat with respect to the shore.

Question 2

A 25-L container holds hydrogen gas at a gauge pressure of 0.25 atm and a temperature of 0C. What mass of hydrogen is in this container?
 
  A)
 
  1.4 g
 
  B)
 
  2.8 g
 
  C)
 
  4.2 g
 
  D)
 
  5.6 g
 
  E)
 
  6.3 g


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chevyboi1976

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Reply #1 on: Jul 29, 2018
Answer to Question 1

(a) 0.775 m/s
(b) 1.57 m/s

Answer to Question 2

B


bb

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

ghepp

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Reply 3 on: Yesterday
Wow, this really help

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