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Author Question: You pull on a crate with a rope. If the crate moves, the rope's pull on the crate must have been ... (Read 156 times)

go.lag

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on: Jul 29, 2018
You pull on a crate with a rope. If the crate moves, the rope's pull on the crate must have been larger than the crate's pull on the rope, but if the crate does not move, both of these pulls must have been equal.
 
  A) True B) False

Question 2

From what height above the surface of the earth should an object be dropped to initially have an acceleration of 0.54g? (G = 6.67  10-11 N  m2/kg2, Mearth = 5.97  1024 kg, Rearth = 6.38  106 m)
 
  A) 2300 km
  B) 1700 km
  C) 5400 km
  D) 2900 km


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katheyjon

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

B

Answer to Question 2

A


go.lag

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Reply #2 on: Jul 29, 2018
TY


katheyjon

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Reply #3 on: Jul 29, 2018
You're welcome


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