This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A river 100 m wide flows due south. A boat that goes 1 m/s relative to the water is pointed due east ... (Read 90 times)

washai

  • Hero Member
  • *****
  • Posts: 523
on: Jul 29, 2018
A river 100 m wide flows due south. A boat that goes 1 m/s relative to the water is pointed due east as it crosses from the west bank. The boat crosses in
 
  A) 50 s.
  B) 100 s.
  C) 141 s.
  D) 200 s.

Question 2

A pair of equal-length vectors at right angles to each other have a resultant. If the angle between the vectors is greater than 90, their resultant is
 
  A) less.
  B) the same.
  C) greater.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

potomatos

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A


washai

  • Member
  • Posts: 523
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Adolescent white lion in Kruger National Park, South Africa. Adolescent white lion in Kruger National Park, South Africa.
Tweed Water Spaniel Tweed Water Spaniel
Harriet Beecher Stowe’s novel, Uncle Tom’s Cabin, became a staple of the mid-nineteenth-century thea Harriet Beecher Stowe’s novel, Uncle Tom’s Cabin, became a staple of the mid-nineteenth-century thea
Wide angle pose (upavistha konasana in hatha yoga), assisted by practitioner on the left during Thai ... Wide angle pose (upavistha konasana in hatha yoga), assisted by practitioner on the left during Thai ...
Photographic Mock-up of the East Pediment of the Parthenon Using Photographs of the Extant Marble Photographic Mock-up of the East Pediment of the Parthenon Using Photographs of the Extant Marble
What mass, in grams, of a 5.00% by mass sugar water solution is needed to supply What mass, in grams, of a 5.00% by mass sugar water solution is needed to supply
Video: Blood Flow Through the Kidneys

For a complete list of videos, visit our video library