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A thermometer is initially at a temperature of 70F and is suddenly placed in a liquid which is maintained at 300F. The thermometer indicates 200

A thermometer is initially at a temperature of 70°F and is suddenly placed in a liquid which is maintained at 300°F. The thermometer indicates 200 and 270°F after time intervals of 3 and 5s, respectively. Estimate the time constant for the thermometer.


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