engineering recuitment ONGC AEE Mechanical Mock Test 2025 Heat Transfer Convection Forced Convection
The Ratio of average heat transfer coefficient to local heat transfer coefficient, in case of free convection heat transfer through vertical plate is
1
\(\frac{1}{2}\)
2
\(\frac{3}{2}\)
3
\(\frac{3}{4}\)
4
\(\frac{4}{3}\)
5
\(\frac{5}{4}\)