An advanced civilization has developed a spaceship that goes, with respect to the galaxy, only 50 km/s
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An advanced civilization has developed a spaceship that goes, with respect to the galaxy, only 50 km/s slower than light.
(a) According to the ship’s crew, how long does it take to cross the galaxy’s 100,000-1y diameter?
(b) What’s the galactic diameter measured in the ship’s reference frame?
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Given Info The speed of a spaceship is 50kms less than the speed of light and the diameter of a gala...View the full answer
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Kashif Qamar
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