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.
Options
A. Tank 1
B. Tank 2
C. Tank 3
D. Tank 4
Correct Answer
Tank 3
More questions
1. Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is
Options
A. more
B. less
C. same
D. cither (a) or (b); depends upon the I.D. of the pipe