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Unformatted text preview: 17. The last day of the 20 centuries is longer than the first day by (20 century)(0.001 s/century) = 0.02 s . The average day during the 20 centuries is (0 + 0.02)/2 = 0.01 s longer than the first day. Since the increase occurs uniformly, the cumulative effect T is T = = = or roughly two hours. (average increase in length of a day)(number of days) 0.01 s 365.25 day (2000 y) day y 7305 s ...
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- Spring '08