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Author Question: A satellite is in an elliptical orbit around Earth. At one point on the ellipse, it is 40 106 m ... (Read 30 times)

natalie2426

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on: Jul 29, 2018
A satellite is in an elliptical orbit around Earth. At one point on the ellipse, it is 40  106 m from the center of Earth and has a speed of 10,000 m/s. At another point on the ellipse its speed is 9100 m/s.
 
  How far from the center of Earth is the second point? The mass of Earth is 5.97  1024 kg and G = 6.67 x 10-11 Nm2/kg2. A) 2.9  108 m
  B) 4.3  108 m
  C) 6.7  107 m
  D) 8.6  107 m
  E) 9.1  107 m

Question 2

A refrigerator has an interior volume of 0.500 m3. The temperature inside the refrigerator in 282 K, and the pressure is 101 kPa. If the molecular weight of air is 29 g/mol, what is the mass of air inside the refrigerator?
 
  A) 625 g
  B) 513 g
  C) 447 g
  D) 329 g
  E) 243 g


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Brummell1998

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

A

Answer to Question 2

A


natalie2426

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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