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1. |
In a Counter flow heat exchanger design, fluid rates and specific heats were chosen in such a manner that heat capacities of both the fluids are same. A hot fluid enters at 100°C and leaves at 60°C. The cold fluid enters heat exchanger at 40°C. The mean temperature difference between the two fluids is |
A. | 40°C |
B. | 60°C |
C. | 20°C |
D. | 36.6°C |
Answer» D. 36.6°C | |