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Author Question: Planet Zero has a mass of 4.0 1023 kg and a radius of 2.0 106 m. A 10-kg space probe is launched ... (Read 61 times)

Redwolflake15

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on: Jul 28, 2018
Planet Zero has a mass of 4.0  1023 kg and a radius of 2.0  106 m. A 10-kg space probe is launched vertically from the surface of Zero with an initial kinetic energy of 8.0  107 J. What maximum distance from the center of Zero is achieved by the probe?
 a. 3.2  106 m
  b. 4.0  106 m
  c. 6.0  106 m
  d. 5.0  106 m
  e. 2.5  106 m

Question 2

What is the escape speed from a planet of mass M and radius R if M = 3.2  1023 kg and R = 2.4  106 m?
 a. 5.5 km/s
  b. 4.2 km/s
  c. 5.2 km/s
  d. 4.8 km/s
  e. 3.7 km/s


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courtney_bruh

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Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


Redwolflake15

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

nguyenhoanhat

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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