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Author Question: A 6.00-kg block is in contact with a 4.00-kg block on a horizontal frictionless surface as shown in ... (Read 87 times)

theo

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on: Jul 29, 2018
A 6.00-kg block is in contact with a 4.00-kg block on a horizontal frictionless surface as shown in the figure. The 6.00-kg block is being pushed by a horizontal 20.0-N force as shown.
 
  What is the magnitude of the force that the 6.00-kg block exerts on the 4.00-kg block?
 
  A) 6.00 N
  B) 20.0 N
  C) 8.00 N
  D) 4.00 N
  E) 10.0 N

Question 2

The figure shows two 1.0 kg-blocks connected by a rope. A second rope hangs beneath the lower block. Both ropes have a mass of 250 g. The entire assembly is accelerated upward at 2.3 m/s2 by force . What is the tension at the top end of rope 1?
 
  A) 18 N
  B) 15 N
  C) 2.9 N
  D) 3.5 N


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pratush dev

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

Answer: C

Answer to Question 2

Answer: A


theo

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Reply #2 on: Jul 29, 2018
Thanks


pratush dev

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Reply #3 on: Jul 29, 2018
Welcome :)


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