Newton's Law of Cooling for convection heat transfer gives the heat flux \(q''_{conv}\) as:

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Mechanical Engineering QUESTION #2418

Question 1

\(q''_{conv} = k(T_w - T_\infty)/L\)
\(q''_{conv} = h(T_w - T_\infty)\) where \(h\) is the convection coefficient (W/m²·K)✔️
\(q''_{conv} = \sigma\varepsilon T_w^4\)
\(q''_{conv} = \rho c_p (T_w - T_\infty)\)

Correct Answer Explanation

Newton's Law of Cooling: \(q''_{conv}=h(T_w-T_\infty)\), where \(h\) (W/m²·K) is the convection heat transfer coefficient.