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Author Question: A river flows due east at 2.0 m/s. A boat crosses the 300 m-wide river by maintaining a constant ... (Read 175 times)

crobinson2013

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on: Jul 28, 2018
A river flows due east at 2.0 m/s. A boat crosses the 300 m-wide river by maintaining a constant velocity of 10 m/s due north relative to the water. If no correction is made for the current, how far downstream does the boat move by the time it reaches the far shore?
 a. 6 m
  c. 60 m
  b. 30 m
  d. 90 m

Question 2

A boat moves at 11.0 m/s relative to the water. If the boat is in a river where the current is 2.00 m/s, how long does it take the boat to make a complete round trip of 1000 m upstream followed by a 1000 m trip downstream?
 a. 188 s
  c. 208 s
  b. 205 s
  d. 222 s


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wtf444

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

A


crobinson2013

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Reply 2 on: Jul 28, 2018
Wow, this really help

samiel-sayed

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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