Homework Help: Physics

Posted by britney on Wednesday, May 2, 2012 at 8:25pm.

A deep space probe moves away from the earth with a speed of 0.75c. An antenna on the probe requires 3.00s probe time to rotate through 1 revolution. How much time is required for 1.00 rev according to an observer on Earth?

Physics - Elena, Thursday, May 3, 2012 at 3:45pm
β =0.75
t = tₒ/sqrt(1-β²) =
= 3/sqrt(1-0.75²) =4.54 s.

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