engineering recuitment UPPSC AE Mock Test 2024 Heat Transfer Conduction Fourier Law and Thermal Conductivity
Three metal walls of the same cross-sectional area having thermal conductivities in the ratio 1: 2: 4 transfer heat at the rate of 3000 kJ/hour. For the same wall thickness, the temperature drops will be in the ratio
1
1 : 2 : 4
2
1 : \(\frac{1}{2}\): \(\frac{1}{4}\)
3
\(\frac{1}{4}\) : \(\frac{1}{2}\) : 1
4
1 : 1 : 1