A coffee box consists of coffee and spirits. An old recipe reads Put a copper penny (1
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A coffee box consists of coffee and spirits. An old recipe reads "Put a copper penny (1 trout) plus a silver penny (10 trout) in the bottom of a cup. Pour coffee until the 10 trout is not visible. Fill with brandy until the 1 trout is visible again". you choose to make the drink in a mug with vertical sides. Show that you will not see the coins no matter how much brandy you pour into the mug. That is, the absorbance is independent of the length of the liquid capillary. Tip, assume that the length of the liquid column in the cup from the beginning is L, and that after refilling the brandy is L + delta.
Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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