A normal reading when testing coolant for galvanic activity is ________
A) More than .5 V B) Less than 200 mV C) At least .5 V D) 5 V or more
B
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List the six important advantages of using position tolerance in comparison to coordinate tolerance.
What will be an ideal response?
Lamp manufacturers are concerned with which of the following factors?
a. Color temperature b. Color rendering c. Lamp efficacy d. All of the above
This is one of the most common systems for heating and air conditioning circulates the air from the living spaces through or around heating or cooling devices:
A. central forced-air system B. forced-air system C. circulating forced-air system D. central-air system E. all of the above
A set of contacts are closed when the relay is energized. These contacts are classified as normally closed.
Answer the following statement true (T) or false (F)