1.

A hot body placed in air is cooled down according to Newton’s law of cooling, the rate of decrease of temperature being k times the temperature difference from the surrounding. Starting from t=0, the time in which the body will lose half the maximum heat it can lose is lnak. Find the value of a.

Answer»

A hot body placed in air is cooled down according to Newton’s law of cooling, the rate of decrease of temperature being k times the temperature difference from the surrounding. Starting from t=0, the time in which the body will lose half the maximum heat it can lose is lnak. Find the value of a.



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