Lecture16

Lecture16 - Chapter 13 Gravitation PHYS 2101,...

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Chapter 13 Gravitation 1 PHYS 2101, P.M.Shikhaliev LSU, Fall 2010
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13.6. Gravitational potential energy Potential energy and force: 2 PHYS 2101, P.M.Shikhaliev LSU, Fall 2010 r m M potential energy Gravitational force
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13.6. Gravitational potential energy Speed needed to escape Earth gravity: 3 PHYS 2101, P.M.Shikhaliev LSU, Fall 2010 r m M at infinity total energy is zero minimum speed that is needed for escape potential energy at Earth surface kinetic energy that is needed for escape
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13.7. Satellites: Orbits and Energy 4 PHYS 2101, P.M.Shikhaliev LSU, Fall 2010 r m M centripetal acceleration gravitational force centripetal force , satellite speed at orbit r satellite kinetic energy at orbit r when shifted from lower r 1 to higher r 2 orbit when shifted from lower r 1 to higher r 2 orbit total energy needed to shift from r 1 to r 2
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The law of orbits: 5 PHYS 2101, P.M.Shikhaliev LSU, Fall 2010 All planets move in elliptical orbits with the Sun at one focus. M
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This note was uploaded on 01/26/2011 for the course PHYS 2101 taught by Professor Grouptest during the Spring '07 term at LSU.

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Lecture16 - Chapter 13 Gravitation PHYS 2101,...

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