Physics Help!!

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A passenger on an interplanetary express bus traveling at v = 0.94c takes a seven-minute catnap by his watch. How long does the nap last from your vantage point on a fixed planet?

  • Physics Help!! -

    t =tₒ/sqrt(1 -β²) = 7/ sqrt(1 -0.94²) =
    = 20.5 min

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