Technician A says that polarized gladhands are used to prevent cross-coupling of the trailer supply and service hoses. Technician B says that a quick release gladhand produces faster emergency brake application on the trailer in the event of a breakaway. Who is correct?
A) Technician A only
B) Technician B only
C) Both Technicians A and B
D) Neither Technicians A nor B
Answer: A) Technician A only
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A board foot is a measure of the ____ of lumber.
a.surface area c.thickness b.volume d.length
Psychiatric service dogs are trained to
A. Assist owners in waking and bringing medications to them B. Help their owners in getting out of the house and into public or social settings C. Provide emotional support to owners in times of stress D. A and B above E. All of the above
Electric signs and outline lighting systems shall be marked with the manufacturer's name, trademark or other identification, ____, and current rating.
A. input voltage B. output wattage C. potential lumens D. average load
Which is NOT a function of an ultracapacitor?
A) Can be charged with DC current B) Discharges DC current C) Can pass DC current D) Can pass AC current