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Author Question: Two blocks of masses 20 kg and 8.0 kg are connected together by a light string and rest on a ... (Read 157 times)

audragclark

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on: Jul 28, 2018
Two blocks of masses 20 kg and 8.0 kg are connected together by a light string and rest on a frictionless, level surface. Attached to the 8.0-kg mass is a second light string, which a person uses to pull both blocks horizontally. If the two-block system accelerates at 1.0 m/s2, what is the tension in the second string attached to the 8.0-kg mass?
 a. 14 N
  c. 28 N
  b. 6.0 N
  d. 4.0 N

Question 2

Two blocks of masses 20 kg and 8.0 kg are connected together by a light string and rest on a frictionless, level surface. Attached to the 20-kg mass is another light string, which a person uses to pull both blocks horizontally. If the two-block system accelerates at 0.50 m/s2 what is the tension in the connecting string between the blocks?
 a. 14 N
  c. 10 N
  b. 6.0 N
  d. 4.0 N


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ebenov

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

C

Answer to Question 2

D


audragclark

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


ebenov

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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