Department of
Physics and Astronomy, University of Rochester, Slide 38

Consequences
of Einstein's special theory of relativity: Time dilation.
¥
¥ Observer 1 measures the time
interval between the ticks of the clock.
Her observations are summarized in the following table.
¥
¥V
Dt1
¥
¥0 km/s 1 sec
¥10 km/sec 1 sec
¥1000 km/sec 1.000006 sec
¥100000 km/sec 1.061 sec
¥200000 km/sec 1.34 sec
¥290000 km/sec 3.94 sec
¥
¥Note: 10 km/s = 22,500 mi/h
¥
V
Clock
Dt2 = 1 sec between ticks
