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Author Question: A 5.00-m-long 200-N uniform ladder, rests against a smooth vertical wall with its base on a ... (Read 515 times)

ashley

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on: Jul 29, 2018
A 5.00-m-long 200-N uniform ladder, rests against a smooth vertical wall with its base on a horizontal rough floor, a distance of 1.20 m away from the wall. The coefficient of static friction between the ladder and the floor is 0.200.
 
  How far up the ladder, measured along the ladder, can a 600-N person climb before the ladder begins to slip? A) 1.50 m
  B) 1.26 m
  C) 1.05 m
  D) 3.95 m
  E) 4.56 m

Question 2

An ideal spring has a spring constant of 2500 N/m. is stretched 4.0 cm. How much work is required to stretch the spring by 4.0 cm?
 
  A) 4.0 J
  B) 0.00 J
  C) 1.0 J
  D) 3.0 J
  E) 2.0 J


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Carliemb17

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Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

E


ashley

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Reply 2 on: Jul 29, 2018
Gracias!

Zebsrer

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Reply 3 on: Yesterday
Excellent

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