Author Question: A satellite orbits the earth a distance of 1.50 107 m above the planet's surface and takes 8.65 ... (Read 49 times)

crobinson2013

  • Hero Member
  • *****
  • Posts: 535
A satellite orbits the earth a distance of 1.50  107 m above the planet's surface and takes 8.65 hours for each revolution about the earth. The earth's radius is 6.38  106 m. The acceleration of this satellite is closest to
 
  A) 0.870 m/s2.
  B) 0.0690 m/s2.
  C) 9.80 m/s2.
  D) 2.72 m/s2.
  E) 1.91 m/s2.

Question 2

The moons of Mars, Phobos (Fear) and Deimos (Terror), are very close to the planet compared to Earth's Moon. Their orbital radii are 9,378 km and 23,459 km respectively.
 
  What is the ratio of the orbital speed of Phobos to that of Deimos?
  A) 1.582 B) 0.2528 C) 3.956 D) 2.858 E) 0.3998



DylanD1323

  • Sr. Member
  • ****
  • Posts: 314
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

For a complete list of videos, visit our video library