Refer to the drawing of a lube oil temperature control system (see figure below).
The temperature control valve is currently 50 percent open.
If the cooling water inlet temperature decreases, the temperature controller will position the temperature control valve more __________, causing cooling water differential temperature through the heat exchanger to __________.
A. closed; increase
B. closed; decrease
C. open; increase
D. open; decrease
Show Answer
Answer: A
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