Applications of the ____ include phototachometers, photographic exposure controls, flame detectors, object counters, and mechanical positioners.
A. photo cell
B. phototransistor
C. solar cell
D. photo diode
Answer: B
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Prescriptive-type tables for use in project specifications have been developed by the _____
a. American Cement Specification Board b. American Concrete Institute c. American Concrete Council d. American Cement Manufacturers? Association
These are designed to protect you from electrical shock by interrupting a household circuit when there is a difference in the currents in the hot and neutral wires:
What will be an ideal response?
Technician A says manufacturers use component panels to make access to mechanical parts easier. Technician B says bolts, nuts, and clips are the most common methods used to secure component parts. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B
An APAD CM-813 module does not deliver output signals to:
A. The air conditioning compressor clutch B. The fan (fan actuator) C. The evaporator fan D. The diagnostic LED's