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Author Question: A 100-kg box is placed on a ramp. As one end of the ramp is raised, the box begins to move downward ... (Read 78 times)

imowrer

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on: Jul 28, 2018
A 100-kg box is placed on a ramp. As one end of the ramp is raised, the box begins to move downward just as the angle of inclination reaches 25. What is the coefficient of static friction between box and ramp?
 a. 0.15
  c. 0.47
  b. 0.27
  d. 0.95

Question 2

A 25-g traffic light hangs midway on a cable between two poles 40 meters apart. If the sag in the cable is 0.40 meters, what is the tension in each side of the cable?
 a. 12,200 N
  c. 4900 N
  b. 9800 N
  d. 6100 N


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allisonblackmore

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

C

Answer to Question 2

D


imowrer

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


allisonblackmore

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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