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Author Question: Three forces, 5.0 N, 15.0 N, and 20.0 N, are acting on a 9.81 kg object. Which of the following ... (Read 96 times)

sjones

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on: Jul 28, 2018
Three forces, 5.0 N, 15.0 N, and 20.0 N, are acting on a 9.81 kg object. Which of the following forces could also be acting on the object if it is moving with constant velocity?
 a. 1.0 N
  c. 39.0 N
  b. 19.0 N
  d. any of the above

Question 2

The accelerating force of the wind on a small 250-kg sailboat is 707 N northeast. If the drag of the keel is 500 N acting west, what is the acceleration of the boat?
 a. 1.5 m/s2 due east
  c. 3.0 m/s2 northeast
  b. 2.5 m/s2 due north
  d. 2.0 m/s2 due north


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ong527

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

D

Answer to Question 2

D


sjones

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Reply 2 on: Jul 28, 2018
Gracias!

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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