Chapter 06 : Gravitation

Lecture 13

gravitation; satellites

slides

lecture pdf

Note: we only covered scattered bits of the first couple of sections of this chapter, connecting g and G, looking at how 'g' varies around the world, and circular orbits (satellites, moons, planets around stars etc).

Worked-out Examples

examples06.pdf

Near-Earth Orbit satellite tracker

link

Planets Orbiting Another Star 129 LY from Earth

Stars Orbiting the Black Hole at center of Milky Way Galaxy
Sagittarius A*, the black hole at the center of our galaxy, has a mass of about 4.1 million times the mass of our Sun. This video condenses 20 years of images showing stars orbiting close to that black hole.

video

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Lecture 13	gravitation; satellites	slides	lecture pdf
Note: we only covered scattered bits of the first couple of sections of this chapter, connecting g and G, looking at how 'g' varies around the world, and circular orbits (satellites, moons, planets around stars etc).