3. A small metal bar, whose initial temperature was 20° C, is dropped into alarge container of boiling water. How long will it take the bar to reach 90° Cif it is known that its temperature increases 2° in 1 second? How long will ittake the bar to reach 98° C? [Hint: Use Newton's Law of Cooling.]1001.the

GivenInitial temperature of metal bar, T1=20°CTemperature increases 2° in 1 second

Answered: A small metal bar, whose initial…

A small metal bar, whose initial temperature was 20° C, is large container of boiling water. How long will it take the ba if it is known that its temperature increases 2° in 1 second?

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter5: Temperature And Heat

Section: Chapter Questions

Problem 2P: On a nice winter day at the South Pole, the temperature rises to 60°F. What is the approximate...

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Question

3. A small metal bar, whose initial temperature was 20° C, is dropped into a
large container of boiling water. How long will it take the bar to reach 90° C
if it is known that its temperature increases 2° in 1 second? How long will it
take the bar to reach 98° C? [Hint: Use Newton's Law of Cooling.]
100
1.
the

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