A small metBl bar, whose initial temperature was'lff'C, is dropped into a large
Chapter 2, Problem 15(choose chapter or problem)
A small metBl bar, whose initial temperature was'lff'C, is dropped into a large container of boiling water. How long will it take the bar to reach 90C if it is known that its temperature increased 2 in 1 second? How long will it take lhe bar to reach 98C?
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