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Author Question: A spaceship, traveling at 0.100c away from a stationary enemy station, shoots a projectile towards ... (Read 89 times)

luvbio

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on: Jul 29, 2018
A spaceship, traveling at 0.100c away from a stationary enemy station, shoots a projectile towards the station, with a speed of 0.560c relative to the spaceship. What is the speed of the projectile relative to the station?
 
  A) 0.460c
  B) 0.487c
  C) 0.492c
  D) 0.492c
  E) 0.660c

Question 2

A spaceship, traveling at 0.560c towards a stationary enemy station, shoots a projectile towards the station with a speed of 0.100c relative to the spaceship. What is the speed of the projectile relative to the station?
 
  A) 0.460c
  B) 0.575c
  C) 0.600c
  D) 0.625c
  E) 0.660c


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polinasid

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

B

Answer to Question 2

D


luvbio

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Reply #2 on: Jul 29, 2018
Thanks


polinasid

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


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