engineering recuitment HPCL Engineer Mock Test 2024 Heat Transfer Heat Exchanger Heat Exchanger Analysis
If one of the two fluids flowing through a heat exchanger of NTU = 2 remains at constant temperature throughout the exchanger length, the effectiveness of the heat exchanger will be
1
1 – e-4
2
1 – e-2
3
\(\dfrac{{1 - {e^{ - 2}}}}{2}\)
4
\(\dfrac{{1 - {e^2}}}{2}\)