A typical frame wall used in residential construction consists of regularly-spac

Question

A typical frame wall used in residential construction consists of regularly-spaced fir studs with plaster board on the inside and sheathing and hardboard siding on the outside, as shown in the diagram below (top down view of a wall-section). To reduce heat loss, spaces between the studs are occupied with fiberglass batts. For the month of January, the average outdoor air temperature is 5 degree C. The total wall area of an electrically-heated frame house is 100 m^2. If the homeowner keeps his thermostat set at 22 degree C, what is the heat transfer through the walls of the house? The values of all known quantities

Explanation / Answer

given,

Q= UPCdeltaT

Q=KADT/S

SO HERE K(A TO E) ARE GIVEN

AREAS ARE GIVEN

AREA CAN BE FOUND FROM L * B

dT IS T2-T1

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