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IMSA Traffic Signal Level 1 Exam with Complete Solutions
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IMSA Traffic Signal Level 1 Exam with Complete Solutions
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IMSA Traffic Signal Level 1 Exam with CompleteSolutions
Risers Correct Ans-used on poles as overhead utilities may transition to become
underground utilities
Arc Flash Correct Ans-Electrical explosion with a tremendous amount of heat and
pressure. Everything turns into molten metal upwards of 35000 degrees.
Underground Line: Red Correct Ans-electrical power lines
Underground Line: Yellow Correct Ans-Natural gas, petroleum, stream lines
Underground Line: Blue Correct Ans-Water lines
Underground Line: Green Correct Ans-Sanitary sewer and storm drain lines
Underground Line: Orange Correct Ans-Communications lines (phones, cable tv, fiber
optic)
, IMSA Traffic Signal Level 1 Exam with Complete
Solutions
Underground Line: Purple Correct Ans-Survey
Underground Line: White Correct Ans-Proposed excavation
Digital Multimeter (DMM) Correct Ans-A piece of test equipment used to measure voltage,
current, and resistance in an electronic circuit.
Load Tester Correct Ans-used to verify the integrity of batteries
Fiber Power meter Correct Ans-used to measure the light loss in a fiber
LCR Meter Correct Ans-measures inductance, capacitance, and resistance
TDR/OTDR Correct Ans-measures anomalies in a wire or optical fiber
Megohmmeter Correct Ans-measures conductor insulator resistance
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