Water is flowing through a series of four tanks and getting heated as shown in figure.
It is desired to design a cascade control scheme for controlling the temperature of water leaving the tank 4 as there is a disturbance in the temperature of a second stream entering the tank 2.
Select the best place to take the secondary measurement for the second loop.
A. Tank 1
B. Tank 2
C. Tank 3
D. Tank 4
Show Answer
Answer: C
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