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Author Question: Three galaxies, each of mass M = 4.0 1041 kg, lie in a plane at the corners of an equilateral ... (Read 56 times)

jCorn1234

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on: Jul 28, 2018
Three galaxies, each of mass M = 4.0  1041 kg, lie in a plane at the corners of an equilateral triangle with sides of 5.0  1022 m length. The magnitude of the force the other two galaxies exert on each galaxy is
 a. 4.3  1027 N.
  b. 6.4  1027 N.
  c. 7.4  1027 N.
  d. 8.6  1027 N.
  e. 4.3  1028 N.

Question 2

What is the magnitude of the free-fall acceleration at a point that is a distance 2R above the surface of the Earth, where R is the radius of the Earth?
 a. 4.8 m/s2
  b. 1.1 m/s2
  c. 3.3 m/s2
  d. 2.5 m/s2
  e. 6.5 m/s2


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vickybb89

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

C

Answer to Question 2

B


jCorn1234

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Reply 2 on: Jul 28, 2018
Wow, this really help

ebonylittles

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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