p38_024 - Q 2 relative to Q 1 u = u − v 1 − uv/c 2 = 8...

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24. Using the notation of Eq. 38-28 and taking “away” (from us) as the positive direction, the problem indicates v =+0 . 4 c and u =+0 . 8 c (with 3 signiFcant Fgures understood). We solve for the velocity of
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Unformatted text preview: Q 2 relative to Q 1 : u = u − v 1 − uv/c 2 = . 8 c − . 4 c 1 − (0 . 8)(0 . 4) = 0 . 588 c or u = 1 . 76 × 10 8 m / s in a direction away from Earth....
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.

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