Technician A says that fiber optic technology has the potential to replace copper wires as electrical conductors. Technician B says that fiber optics have the potential to be used more extensively as communication buses in vehicles. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: B
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List four teams that assist in emergency response.
What will be an ideal response?
One major value of wetlands is that they:
a. remove impurities from the water b. offer stagnant water for algae to grow c. are the only habitat for waterfowl d. protect the soil beneath the standing water
Underground service conductors are defined as the underground conductors between the service point and the ____ to the service-entrance conductors in a terminal box.
A. first interior branch B. first point of connection C. primary junction D. secondary branch
If the outer shell of an atom has one free electron it is an ideal:
a. conductor b. semi-conductor c. semi-insulator d. insulator