An astrophysicist traveling in space at a speed of 0.5 c encounters a beam of synchrotron light emitted by a pulsar. What is the speed of the light in this beam as measured by this explorer?

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    exactly 1.0 c, regardless of the observers angle or direction with respect to the pulsarr
     There is not enough information given to answer the question.
     It depends on whether she is approaching the pulsar or moving away from it.
     1.5 c
     0.5 c
asked Sep 20, 2012 in Astronomy by anonymous
    

1 Answer

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exactly 1.0 c, regardless of the observers angle or direction with respect to the pulsarr
answered Sep 22, 2012 by SkyStar ~Expert~ (2,855 points)

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