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It is claimed that two cesium clocks, if allowed to run for 100 years, free from any disturbance, may differ by only about 0.02 s. What does this imply for the accuracy of the standard cesium clock in measuring a time-interval of 1 s?

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Ans : (A)
$ \sim 1.5 \times 10^{11}s$
answered May 30, 2014 by thanvigandhi_1