Warmteoordrag: Verskil tussen weergawes
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Lyn 62:
:<math>q = \varepsilon \sigma A (T_w^4 - T_k^4)</math>
Indien T<sub>w</sub> baie hoër is as T<sub>k</sub>, dan kan
:<math>T_w^4 - T_k^4 \approx T_w^4</math>
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Lyn 62:
:<math>q = \varepsilon \sigma A (T_w^4 - T_k^4)</math>
Indien T<sub>w</sub> baie hoër is as T<sub>k</sub>, dan kan
:<math>T_w^4 - T_k^4 \approx T_w^4</math>
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