The formula for Newton's Law of Cooling is T = (To - T) ekt + Ta,...
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The formula for Newton's Law of Cooling is T = (To - T) ekt + Ta, where To is the initial temperature and T is the ambient temperature. According to experienced baristas, the optimal temperature to serve coffee is between 68C and 80C. Suppose coffee is poured at a temperature of 93C, and after 2 minutes in a 21C room it has cooled to 82C. When is the coffee first cool enough to serve? BC77 2 minutes and 45 seconds 2 minutes and 35 seconds 2 minutes and 25 seconds 2 minutes and 15 seconds 3 minutes The formula for Newton's Law of Cooling is T = (To - T) ekt + Ta, where To is the initial temperature and T is the ambient temperature. According to experienced baristas, the optimal temperature to serve coffee is between 68C and 80C. Suppose coffee is poured at a temperature of 93C, and after 2 minutes in a 21C room it has cooled to 82C. When is the coffee first cool enough to serve? BC77 2 minutes and 45 seconds 2 minutes and 35 seconds 2 minutes and 25 seconds 2 minutes and 15 seconds 3 minutes
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