Numerical Simulation and Sensitivity Analysis Using RSM on Natural Convective Heat Exchanger Containing Hybrid Nanofluids

<div>Sensitivity of response function (Nu<sub>av</sub>) at <i>Ra</i> = 0 and <i>ϕ</i> = 0.</div>

Mathematical Problems in Engineering

Figure 11: Numerical Simulation and Sensitivity Analysis Using RSM on Natural Convective Heat Exchanger Containing Hybrid Nanofluids 