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Task 20357.
Sold: 1
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Uploaded: 03.06.2024
Content: 20357.jpg 77,55 kB
Refunds: 0
Uploaded: 03.06.2024
Content: 20357.jpg 77,55 kB
Юрий Физик
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A concrete wall has dimensions:. Length - 5 m, height - 2.7 m, thickness - 70 cm Calculate the heat flow when the internal temperature of the wall - 20 ° C, and the outer - -10 ° C Determine the amount of heat through the wall of the outgoing 1 s and 1 h. rating capacity of the heat source required to heat loss compensation. The thermal conductivity of concrete of 1.3 W / m * K.
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Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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