When looking at a solenoid with an oscilloscope, what event often follows applying or removing power from the coil windings?
A) Decreased resistance B) Voltage drop
C) Diode ripple D) Voltage spike
D
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A line voltage overload has ten or more terminals to check.
Answer the following statement true (T) or false (F)
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What is the conversion of 20 inches of mercury to psi?
A) 60 psi B) 40 psi C) 2 psi D) 10 psi
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Al conducir una grúa móvil, se deben indicar los movimientos hacia atrás con ___ bocinazo(s).
a. uno b. dos c. tres d. cuatro
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Safety is the responsibility of __________.
A. the employees only B. the contractor only C. the safety coordinator D. every person involved with a project
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