Newton's law of cooling states that the rate of change in the temperature T(t) of a body is proportional to the difference between the temperature of the medium M(t) and the temperature of the body. That is, dT - = K[M(t) - T(t)], where K is a constant. Let K = 0.05 (min) ¹ and the temperature of the medium be constant, dt M(t) = 293 kelvins. If the body is initially at 364 kelvins, use Euler's method with h = 0.1 min to approximate the temperature of the body after (a) 30 minutes and (b) 60 minutes. (a) The temperature of the body after 30 minutes is (Round to two decimal places as needed.) 5)60min= kelvins.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Newton's law of cooling states that the rate of change in the temperature T(t) of a body is proportional to the
difference between the temperature of the medium M(t) and the temperature of the body. That is,
dT
- = K[M(t) - T(t)], where K is a constant. Let K = 0.05 (min)¹ and the temperature of the medium be constant,
dt
M(t) = 293 kelvins. If the body is initially at 364 kelvins, use Euler's method with h = 0.1 min to approximate the
temperature of the body after (a) 30 minutes and (b) 60 minutes.
(a) The temperature of the body after 30 minutes is
(Round to two decimal places as needed.)
(b)60min=
kelvins.
Transcribed Image Text:Newton's law of cooling states that the rate of change in the temperature T(t) of a body is proportional to the difference between the temperature of the medium M(t) and the temperature of the body. That is, dT - = K[M(t) - T(t)], where K is a constant. Let K = 0.05 (min)¹ and the temperature of the medium be constant, dt M(t) = 293 kelvins. If the body is initially at 364 kelvins, use Euler's method with h = 0.1 min to approximate the temperature of the body after (a) 30 minutes and (b) 60 minutes. (a) The temperature of the body after 30 minutes is (Round to two decimal places as needed.) (b)60min= kelvins.
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Given Data:

Newton's law of cooling states that the rate of change in the temperature​ T(t) of a body is proportional to the difference between the temperature of the medium​ M(t) and the temperature of the body. That​ is,

dTdt=KMt-Tt

Where K is constant.

K=0.05min-1Mt=293 kelvins.T0=364 kelvins.h=0.1 min

To Find:

The temperature of the body after 30 minutes and 60 minutes.

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