95/5 solder should be used ____.
A. on the high side of the system
B. on the low side of the system
C. when there are extreme changes in pressures and temperatures
D. always
Answer: B
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Class 2 or Class 3 conductors may be run in the same raceway with Class 1 circuits provided _________.
A. They are functionally associated B. They are separated by a solid and firmly fixed barrier C. That there is a 2 inch separation between the conductors D. They are carrying less than 150V
The ____________________ is usually made of two reed switches and two floats.
Fill in the blank(s) with the appropriate word(s).
Conventional current can be described as
A) current flowing from positive to negative B) neutron flow from negative to positive C) electron flow D) current flowing from negative to positive
Technician A says that decals should be removed with a razor blade. Technician B says that decals can be installed either wet or dry. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B