What minimum power must be supplied to the coils to

Reference no: EM13608788

A concrete slab is 11.1 cm thick and has an area of 4.2 m². Electric heating coils are installed under the slab to melt the ice on the surface in the winter months. What minimum power must be supplied to the coils to maintain a temperature difference of 20.7°C between the bottom of the slab and its surface? Assume all the energy lost is through the slab. = W ?

Reference no: EM13608788

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