1. A rod of length 1 m having cross-sectional arca
0.75 m² conducts heat at 6000 JS' Then the
temperature difference acorss the rod is, if
K - 200 Wm'K!
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1. A rod of length 1 m having cross-sectional arca
0.75 m² conducts heat at 6000 JS' Then the
temperature difference acorss the rod is, if
K - 200 Wm'K!
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[tex]\color{darkblue}\underline{\underline{\sf Given-}}[/tex]
[tex]\color{darkblue}\underline{\underline{\sf To \: Find-}}[/tex]
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❏ Thermal Conduction
[tex]\large\color{violet}\bullet\underline{\boxed{\sf \dfrac{dQ}{dt}=-KA\dfrac{dT}{dx}}}[/tex]
[tex]\implies{\sf 6000=-(-200)×0.75×\dfrac{dT}{1} }[/tex]
[tex]\implies{\sf dT=\dfrac{6000}{200×0.75}}[/tex]
[tex]\color{red}\implies{\sf dT=40K}[/tex]
[tex]\color{darkblue}\underline{\underline{\sf Answer-}}[/tex]
Temperature across the rod is [tex]\color{red}{\sf 40K}[/tex].