Question 5 (20 points) Hot water having specific heat capacity 4200 J/kg K flows through a heat exchanger at the rate of 4 kg/min with an inlet temperature of 100 degree Celsius. A cold fluid having a specific heat capacity 2400 J/kg K flows in at a rate of 8 kg/min and with inlet temperature 20 degree Celsius. Determine the maximum possible heat transfer rate. 11.2kw 33.6kw 22.4kW 44.8kW