Task 20361.
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DESCRIPTION
Task 20361.
A blank wall of limestone has dimensions: length 5 m, height - 2.7 m, thickness - 60 cm. Calculate the heat flux, if the internal temperature of the walls - 20 ° C, and the outer - -10 ° C. Determine the amount of heat that goes through the wall in 1 s and 1 h. Rate output of the heat source required to compensate for heat loss. The thermal conductivity of masonry limestone 1.4 W / m * K.
Additional information:
Detailed solution shorthand terms, formulas and laws used in the decision, the withdrawal of the calculation formula and the response.
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