At midnight, with the temperature inside your house at 70°F and thetemperature outside at 20°F, your furnace breaks down. Two hourslater, the temperature in your house has fallen to 50°F. Assume thatthe outside temperature remains constant at 20° F. At what time willthe inside temperature of your house reach 40°F?

To find time at which temperature will reach 40oF

midnight, with the temperature inside your house at 70°F and mperature outside at 20°F, your furnace breaks down. Two he Cer, the temperature in your house has fallen to 50°F. Assume e outside temperature remains constant at 20° F. At what time e inside temperature of your house reach 40°F?

midnight, with the temperature inside your house at 70°F and mperature outside at 20°F, your furnace breaks down. Two he Cer, the temperature in your house has fallen to 50°F. Assume e outside temperature remains constant at 20° F. At what time e inside temperature of your house reach 40°F?

Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)

5th Edition

ISBN:9781305084766

Author:Saeed Moaveni

Publisher:Saeed Moaveni

Chapter11: Temperature And Temperature- Related Variables In Engineering

Section: Chapter Questions

Problem 16P

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Question

At midnight, with the temperature inside your house at 70°F and the
temperature outside at 20°F, your furnace breaks down. Two hours
later, the temperature in your house has fallen to 50°F. Assume that
the outside temperature remains constant at 20° F. At what time will
the inside temperature of your house reach 40°F?

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