A bar of metal is cooling from 900 Celsius to room temperature, 20 Celsius. The temperature, H, of the bar t?

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A bar of metal is cooling from 900 Celsius to room temperature, 20 Celsius. The temperature, H, of the bar t?

minutes after it starts cooling is given in Celsius, by
H = 20 + 880e^-.1t
a. find the temperature of the bar at the end of one hour
b. Find the average value of the temperature over the first hour.

2007-12-12 04:58:03 · 1 answers · asked by simonkf2002 1 in Science & Mathematics ➔ Mathematics

1 answers

H =20 +880e^-6 degrees Celsius after 1 hour

Average = [900 - 20 +880e^-6]/60

2007-12-12 05:06:40 · answer #1 · answered by ironduke8159 7 · 0⤊ 1⤋