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Home Q & A Board Science-Related Homework Help Physics
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mazdacx5 mazdacx5
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6 years ago
A uniform ladder 15 ft long is leaning against a frictionless wall at an angle of 53 above the horizontal. The weight of the ladder is 30 pounds. A 75-lb boy climbs 6.0-ft up the ladder. What is the magnitude of the friction force exerted on the ladder by the floor?
 a. 43 lb
  b. 34 lb
  c. 38 lb
  d. 47 lb
  e. 24 lb
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Acw55Acw55
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6 years ago
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mazdacx5 Author
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6 years ago
Thank you, thank you, thank you!
logbi
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Yesterday
Helped a lot
jbarnett14
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2 hours ago
this is exactly what I needed
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