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DDJDS replied to the thread Undergrad Was Richard Feynman's explanation of the twin paradox wrong?.This hits the nail on the head. The fact that one path is shorter is the fundamental point. Acceleration causes the effect by causing...
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DDJDS reacted to Paul Colby's post in the thread Undergrad Was Richard Feynman's explanation of the twin paradox wrong? with
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The two twins follow two different paths. One twins path proper length is shorter. As setup, the shorter path twin must accelerate to... -
DDJDS replied to the thread Undergrad Proper Acceleration And Time Dilation.As Dale said, the elapsed time between two events depends on the path between them- it is greater along a straight path than along a...