day05escapingearthsgravity - (The object may have a speed...

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Escaping The Earth's Gravity (i.e. its potential well) Definitions: The additional energy an object requires to escape from its potential well must be provided as Kinetic Energy, E k . The additional speed required is called the escape velocity , v e , even though the direction is not specified nor relevant.
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Unformatted text preview: (The object may have a speed before it is increased to v e ; it doesn't have to start at rest.) To escape, an object's speed may be at m r = E r E E GM m E r < 0 = g-A:\sph4u1\chap6\day05escapingearthsgravity.doc...
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This note was uploaded on 10/27/2011 for the course PHYSICS 1028 taught by Professor C.jones during the Spring '09 term at UWO.

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