On a hot Saturday morning while people are working inside, the air conditioner keeps the temperature inside thebuilding at 22°C. At noon the air conditioner is turned off, and the people go home. The temperature outside is aconstant 34°C for the rest of the afternoon. If the time constant for the building is 4 hr, what will be the temperatureinside the building at 3:00 P.M.? At 6:00 P.M.? When will the temperature inside the building reach 26°C?At 3:00 P.M., the temperature inside the building will be about °C.(Round to the nearest tenth as needed.)

Given that on a hot Saturday morning while people are working inside, the air conditioner keeps the…

Answered: On a hot Saturday morning while people…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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On a mild Saturday morning while people are working inside, the furnace keeps the temperature inside the building at 22°C. At noon the furnace is turned off, and the people go home. The temperature outside is a constant 12°C for the rest of the afternoon. If the time constant for the building is 4 hr, when will the temperature inside the building reach 15°C? If some windows are left open and the time constant drops to 2 hr, when will the temperature inside reach 15°C? If the time constant for the building is 4 hr, the temperature inside the building will reach 15°C about (Round to the nearest tenth as needed.) hr after noon.

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