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Author Question: Which of the following is NOT a conventional spacecraft design? A) a matterantimatter rocket B) ... (Read 84 times)

Yi-Chen

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  • Posts: 550
on: Jul 27, 2018
Which of the following is NOT a conventional spacecraft design?
 
  A) a matterantimatter rocket
  B) a chemical rocket
  C) a solar sail
  D) a nuclear rocket

Question 2

A solid cylinder with a radius of 10 cm and a mass of 3.0 kg is rotating about its center with an angular speed of 3.5 rad/s. What is its kinetic energy?
 
  A) 0.18 J
  B) 0.092 J
  C) 0.96 J
  D) 1.05 J
  E) 0.53 J


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Anna

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Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

B


Yi-Chen

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Reply 2 on: Jul 27, 2018
Gracias!

amcvicar

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Reply 3 on: Yesterday
Excellent

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