This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A 700-kg satellite is in an elliptical orbit around Earth with a perigee (the point of closest ... (Read 76 times)

krzymel

  • Hero Member
  • *****
  • Posts: 548
on: Jul 29, 2018
A 700-kg satellite is in an elliptical orbit around Earth with a perigee (the point of closest approach) of 7.50  106 m from the center of Earth and an apogee (the furthest point from the center of Earth) of 11.5  106 m.
 
  What is the total energy of the satellite? The mass of Earth is 5.97  1024 kg and G = 6.67 x 10-11 Nm2/kg2. A) -4.51  1010 J
  B) -3.10  1010 J
  C) -2.08  1010 J
  D) -1.04  1010 J
  E) -1.47  1010J

Question 2

A certain light source blinks once per second in its own frame of reference. As you recede from the blinking source, you observe the frequency of blinks to be
 
  A) less than 1 Hz.
  B) 1 Hz.
  C) more than 1 Hz.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sultansheikh

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

Answer: A


krzymel

  • Hero Member
  • *****
  • Posts: 548
Reply #2 on: Jul 29, 2018
TY


sultansheikh

  • Sr. Member
  • ****
  • Posts: 335
Reply #3 on: Jul 29, 2018
You're welcome


« previous next »
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth
3-to-2 Spin-Orbit Coupling 3-to-2 Spin-Orbit Coupling
El Anatsui, Between Earth and Heaven. El Anatsui, Between Earth and Heaven.
McBurney point. McBurney point.
Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me. Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me.
A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ... A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ...
Video: Four Giant Convection Cells oF Earth

For a complete list of videos, visit our video library