Lecture22 - 3) decrease increase 4) decrease decrease 5) no...

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Q5.10.a: Which of the following graphs of U vs r represents the gravitational potential energy, U = – GMm/r ?
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Q5.10.b A comet orbits a star in a strongly elliptical orbit. The comet and star are far from other massive objects. System: comet + star The system has: 1) kinetic energy 2) kinetic energy and rest energy 3) kinetic energy, rest energy, and potential energy
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Q5.10.c System: comet + star As the comet travels away from the star, how does the kinetic energy and potential energy of the system change? K U 1) increase decrease 2) increase increase
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Unformatted text preview: 3) decrease increase 4) decrease decrease 5) no change no change Q5.10.d: A robot spacecraft leaves an asteroid. SYSTEM: craft + asteroid Which quantities are the same in the initial state and the final state (that is, which quantities do not change significantly, for this system)? 1) rest energy of asteroid, rest energy of spacecraft 2) rest energy of asteroid, rest energy of spacecraft, and kinetic energy of asteroid 3) rest energy of asteroid, rest energy of spacecraft, and gravitational potential energy 4) rest energy of asteroid, rest energy of spacecraft, and kinetic energy of asteroid, and gravitational potential energy Q5.10.e: In which graph does the cyan line correctly represent the sum of kinetic energy plus potential energy? 1) A 2) B 3) C...
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This note was uploaded on 01/20/2009 for the course PHYSICS 2211 taught by Professor Uzer during the Fall '08 term at Georgia Institute of Technology.

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Lecture22 - 3) decrease increase 4) decrease decrease 5) no...

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