Q3) Briefly answer the following questions:
[10 marks each, total 30 marks]
i. Explain the effect of increasing or decreasing controller gain on a process variable using only a proportional controller.
ii. Tank 1 (top) and Tank 2 (bottom)
iii. In the plate heat exchanger - temperature control experiment open loop...what is the response of the cold water outlet temperature if the hot water flow rate decreases suddenly by 15%