IMSA TRAFFIC CONTROL TECH 1 EXAM QUESTIONS |GUARANTEED PASS |SOLVED!!
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Course
IMSA Traffic Control Tech 1
Institution
IMSA Traffic Control Tech 1
High-Traffic Areas - Accurate Answers High-volume streets, such as arterials. Typically wide and have multiple lanes of travel.
Low-Traffic Areas - Accurate Answers Low-volume streets such as local streets or collector streets. Typically narrow and have single lanes of travel.
Insulated Hand ...
IMSA TRAFFIC CONTROL TECH 1
EXAM QUESTIONS |GUARANTEED
PASS |SOLVED!!
High-Traffic Areas - Accurate Answers✔✔✔ High-volume streets, such
as arterials. Typically wide and have multiple lanes of travel.
Low-Traffic Areas - Accurate Answers✔✔✔ Low-volume streets such
as local streets or collector streets. Typically narrow and have single
lanes of travel.
Insulated Hand Tools - Accurate Answers✔✔✔ Tools with insulated
handles, designed to protect from electric shock when working with live
electricity.
Insulated Mats/Blankets - Accurate Answers✔✔✔ Safe place to stand
when working on electric systrems
Circuit Breaker Finders - Accurate Answers✔✔✔ Tool that helps locate
the appropriate circuit breaker or fuse that controls the electrical supply
to the area.
Conductors - Accurate Answers✔✔✔ Materials that conduct electricity
Ex. Most metals
, Insulators - Accurate Answers✔✔✔ Materials that do not conduct
electricity
EX. plastic, rubber, glass, ceramic
Understanding electricity - Accurate Answers✔✔✔ Electricity is similar
as water flowing through pipes
Voltage is like water pressure.
Current is like amount of water.
Resistance is like the size of the pipe.
Ohm's Law - Accurate Answers✔✔✔ E = I x R
E = Voltage(Electromotive Force) (Volts)
I = Current(Intensity) (Amps)
R = Resistance (Ohms)
120 VAC/ 24 VDC - Accurate Answers✔✔✔ Typical voltages used in
traffic signal circuits
Alternating Current - Accurate Answers✔✔✔ The electrons flow in a
switching direction going forward and backwards. In a power grid
usually 120 Volts at 60 cycles per second(Hertz)
EX.Powers homes, businesses, factories
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