A 2150 kg satellite is in a circular orbit 780 km (780 x 103 m) above the surface of the earth. You can find the details of the earth’s mass and radius on the inside front page of your textbook.
a.) What is the gravitational force on the satellite due to the earth?
b.) What is the speed of the satellite in its orbit?
c.) What is the period of the orbit?
d.) If an identical satellite were launched from Earth to go outside the solar system, what would its escape speed have to be?
@MIT 8.01 Physics …

Question

A 2150 kg satellite is in a circular orbit 780 km (780 x 103 m) above the surface of the earth.  You can find the details of the earth’s mass and radius on the inside front page of your textbook.
a.) What is the gravitational force on the satellite due to the earth?
b.) What is the speed of the satellite in its orbit?
c.) What is the period of the orbit?
d.) If an identical satellite were launched from Earth to go outside the solar system, what would its escape speed have to be?
   @MIT 8.01 Physics …

anonymous · Answer

gravitational force =(2150*5.94e24*6.67e-11)/(6.4e6+780000)^2=16523.5N

anonymous · Answer

not able to provide an answer but will give a medal out for having to endure such a long wait... post and you will recieve... (give the poor man above me a medal while your at it why don't ya?)

anonymous · Answer

or not... what ev, might as well give the other guy one...

anonymous · Answer

Do you know how to solve the rest? or do you want me to help with those too?