Multiple Choice
By Newton's Law of Cooling, an object in air cools down at a rate proportional to the difference between the object's temperature and the air temperature. When the air temperature is C, it takes 10 min for the object to cool down from
C to
C. The temperature of the object decreases from
C to
C during:
A) 30.21 min
B) 22.37 min
C) 16.67 min
D) 19.10 min
E) 6.66 min
Correct Answer:

Verified
Correct Answer:
Verified
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