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Author Question: In order to simulate weightlessness for astronauts in training, they are flown in a vertical circle. ... (Read 16 times)

londonang

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on: Jul 29, 2018
In order to simulate weightlessness for astronauts in training, they are flown in a vertical circle. If the passengers are to experience weightlessness,
 
  how fast should an airplane be moving at the top of a vertical circle with a radius of 2.5 km?
  A) 79 m/s
  B) 310 m/s
  C) 260 m/s
  D) 160 m/s
  E) 510 m/s

Question 2

What must be your average speed in order to travel 350 km in 5.15 h?
 
  A) 66.0 km/h
  B) 67.0 km/h
  C) 68.0 km/h
  D) 69.0 km/h


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laurnthompson

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

D

Answer to Question 2

C


londonang

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


laurnthompson

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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