The observer A in planet earth and an observer B in a spaceship travelling at a speed of 2.00 x 108 m/s set their timer at the same time when the spaceship left the earth. (a) How much time must elapse in observer A for the watches to differ by 1 s? (b) To observer A, the watch of B run slow. To observer B, does the watch of A run fast, slow or the same as his?
The observer A in planet earth and an observer B in a spaceship travelling at a speed of 2.00 x 108 m/s set their timer at the same time when the spaceship left the earth. (a) How much time must elapse in observer A for the watches to differ by 1 s? (b) To observer A, the watch of B run slow. To observer B, does the watch of A run fast, slow or the same as his?
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Transcribed Image Text:The observer A in planet earth and an
observer B in a spaceship travelling at a speed
of 2.00 x 108 m/s set their timer at the same
time when the spaceship left the earth.
(a) How much time must elapse in observer A
for the watches to differ by 1 s?
(b) To observer A, the watch of B run slow. To
observer B, does the watch of A run fast, slow
or the same as his?
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