An observer moving toward earth with a speed of 0.84 c notices that it takes 5.1 min for a person to fill her car with gas. suppose, instead, that the observer had been moving away from earth with a speed of 0.90 c.
how much time would the observer have measured for the car to be filled in this case?
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An observer moving toward earth with a speed of 0.84 c notices that it takes 5.1 min for a person to...
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