Quiz_4A_key - Quiz 4 Key March 8, 2007 1. You have been...

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Unformatted text preview: Quiz 4 Key March 8, 2007 1. You have been assigned the task of selecting a material to be used for passive solar heating of an outbuilding - shed, workshop, privy, whatever. This material, to be installed in place of fiberglass insulation between preexisting wall studs, is to absorb heat during the day, then release it into the building interior during the night. Studs are typically on 16 inch centers, are 3.5 inches wide [standard 2x4] and can be up to 8 feet long. Ideally, heat absorbed during the day should be able to be released into the structures interior during the night - i.e. temperatures of interior wall surfaces should not begin to rise until some 12 hours after exterior surfaces begin to heat up. The optimum material will, while conforming to applicable constraints, maximize the amount of heat stored within the bulk of the material. [a] [5 points] Discuss the issues to be considered during the materials selection process, identifying an objective, constraints and provide functions [equations] for both.identifying an objective, constraints and provide functions [equations] for both....
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Quiz_4A_key - Quiz 4 Key March 8, 2007 1. You have been...

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