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Old December 24th 07 posted to sci.physics.relativity
Sue...
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Posts: 9,159
Default Time dilation reduces speed

On Dec 23, 9:34*pm, Peri of Pera wrote:
Time dilation reduces speed

Example:
An object moving with 200000km/sec covers 100000000km in 500 seconds
if there is no time dilation. If there is time dilation, a gamma value
of *sqrt(1-vv/cc) = .7453 applies and the 500 seconds at rest dilate
into 500secs/.7453 = 670.82 seconds. An extra 170.82 seconds has been
generated and the object will cover the same 100000000km in 670.82
seconds at a reduced speed of 149071km/hr. The speed is reduced as the
relationship between distance, time and speed cannot be violated. With
or without time dilation, the spaceship will cover a distance of
100000000km or any other distance in the same time.


For a charged particle:
http://en.wikipedia.org/wiki/Lorentz_force

For a neutral particle:
Relativistic particle dynamics (four-space)
http://farside.ph.utexas.edu/teachin...s/node126.html

Sue...


Peter Riedt


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