Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are________________?
Options:
A .  Air to open valve with the controller direct acting
B .  Air to close valve with the controller indirect acting
C .  Air to open valve with the controller indirect acting
D .  Air to close valve with the controller direct acting
Answer: Option C NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
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