Automotive Electrical and Electronic Systems Classroom Manual Fifth Edition Update by John F. Kershaw

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128 Chapter Six
a circuit that shows circuit numbers, wire
size, and color-coding. Who is right?
a. A only
b. B only
c. Both A and B
d. Neither A nor B
24. Technician A says the battery cable
provides a connection from the vehicle
chassis to the battery. Technician B says
that automotive electrical systems are
called double-wire or positive return
systems. Who is right?
a. A only
b. B only
c. Both A and B
d. Neither A nor B
25. Technicians are discussing wire
gauge sizes. Technician A says wire
size numbers are based on the crosssectional
area of the conductor and
larger wires have lower gauge
numbers. Technician B says wire
cross-section is measured in circular rods.
Who is right?
a. A only
b. B only
c. Both A and B
d. Neither A nor B