Technician A says that CAT I meter leads may be used to test HV system components as long as the DMM itself is rated CAT III. Technician B says that CAT IV test leads are clamp-on inductive type leads. Which technician is correct?
A) Technician A B) Technician B
C) Both Technicians D) Neither Technician
B
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To calculate the pitch of a roof, which of the following formulas do you use?
A) Pitch = unit rise / unit run B) Pitch = unit rise / (unit run × 2) C) Pitch = (unit rise / unit run) / slope D) Pitch = unit rise2 / unit run2
The tricuspid valve is located
A) in the opening of the aorta. B) in the opening of the pulmonary trunk. C) where the vena cavae join the right atrium. D) between the right atrium and right ventricle. E) between the left atrium and left ventricle.
If an evaporator has distributor tubes coming off the TEV distributor it is a ______________.
a. flooded evaporator. b. cap-tube evaporator. c. multiple-circuit evaporator. d. stamped evaporator.
Technician A says that the presence of oil around a fitting of an air-conditioning line may indicate an oil leak but not a refrigerant leak. Technician B says that using an electronic leak detector is the best way to find the source of a refrigerant leak. Who is correct?
A. Tech A B. Tech B C. Both D. Neither