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Author Question: Three spaceships A, B, and C are in motion as shown in the figure. The commander on ship B observes ... (Read 75 times)

dakota nelson

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on: Jul 29, 2018
Three spaceships A, B, and C are in motion as shown in the figure. The commander on ship B observes ship C approaching with a relative velocity of 0.83c.
 
  The commander also observes ship A, advancing in the rear, with a relative velocity of 0.48c. As measured by commander on ship B, at what speed is ship A approaching ship C?
 
  A) 1.3c
  B) 0.94c
  C) 0.25c
  D) 0.58c
  E) 2.2c

Question 2

Three spaceships A, B, and C are in motion, as shown in the figure. The commander on ship B observes ship C approaching with a relative velocity of 0.78c.
 
  The commander also observes ship A, advancing in the rear, with a relative velocity of 0.31c. What is the velocity of ship C, relative to an observer on ship A?
 
  A) 0.88c
  B) 0.38c
  C) 1.4c
  D) 0.62c
  E) 1.1c


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BUTTHOL369

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

Answer: A

Answer to Question 2

Answer: A


dakota nelson

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Reply 2 on: Jul 29, 2018
:D TYSM

bblaney

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Reply 3 on: Yesterday
Wow, this really help

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