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Author Question: A flatbed truck is carrying a 20.0-kg crate up a sloping road inclined 15.0 above the horizontal. ... (Read 82 times)

mydiamond

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on: Jul 29, 2018
A flatbed truck is carrying a 20.0-kg crate up a sloping road inclined 15.0 above the horizontal. The coefficient of static friction between the crate and the bed is 0.400.
 
  What is the maximum acceleration that the truck can have if the crate is to stay in place? A) 0.625 m/s2
  B) 1.25 m/s2
  C) 2.50 m/s2
  D) 3.16 m/s2
  E) 6.33 m/s2

Question 2

If Earth were twice as massive but it revolved at the same distance from the Sun, its orbital period would be
 
  A) 4 years.
  B) 3 years.
  C) 2 years.
  D) 1 year.
  E) 6 months.


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Mollythedog

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

B

Answer to Question 2

D


mydiamond

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Reply 2 on: Jul 29, 2018
Excellent

atrochim

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Reply 3 on: Yesterday
Gracias!

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