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How do digital clocks work?
Asked by Mtl_zack (6778)
February 18th, 2009
When you’re on your computer, it says that it’s 9:31. You turn off the computer. The battery is not on. No electricity is flowing through the machine. You turn on the computer 48 minutes later and it says that it’s 10:19 (math??). How does it know how many minutes passed when it’s off?
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