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Author Question: A satellite of mass M takes time T to orbit a planet. If the satellite had twice as much mass, the ... (Read 88 times)

karen

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A satellite of mass M takes time T to orbit a planet. If the satellite had twice as much mass, the time for it to orbit the planet at the same altitude would be
 
  A) 4T.
  B) 2T.
  C) T.
  D) T/2.
  E) T/4.

Question 2

A supersonic plane passes overhead at a speed of 500 m/s. If you hear the sonic boom (shock wave) 4.00 s after the plane is directly overhead, at what altitude is the plane flying? Assume the speed of sound in air is 340 m/s.
 
  A) 1.36 km
  B) 2.16 km
  C) 1.85 km
  D) 2.45 km
  E) The plane is not flying fast enough to produce a shock wave.



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Sarahjh

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Answer to Question 1

C

Answer to Question 2

C




karen

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Reply 2 on: Jul 29, 2018
Wow, this really help


xiaomengxian

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Reply 3 on: Yesterday
Gracias!

 

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