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1 Nov 2021
Problem 14b
Page 499
Section 7.1: Modeling with Differential Equations
Chapter 7: Differential Equations
Textbook ExpertVerified Tutor
1 Nov 2021
Given information
As per the given question
- The room temperature is and and temperature of coffee is .
To find :
- The differential equation that expresses Newton’s law of cooling for the given situation.
- To find the initial condition.
- To answer, do you think this differential equation is an appropriate model for cooling in view of answer to part (a).
Step-by-step explanation
Step 1.
The Newton’s law of cooling states that,
The rate of cooling of an object is proportional to the temperature difference between the object and its surrounding, provided that this difference is not too large.
We have to write the differential equation that expresses Newton’s law of cooling for the given situation.
Since temperature of the room temperature is cooler than the temperature of coffee.
Let , be the temperature function of coffee.