Why are single-element fuses particularly suited for the protection of circuit breakers with low interrupting
ratings?
a. They have a high speed of response to overcurrents.
b. They have a low speed of response to short circuit currents.
c. They can be applied in circuits subject to temporary motor overload.
d. They can be used in circuits other than motor branch circuits and feeders, such as lighting circuits.
a
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The construction document set consists of
A) construction drawings and specifications. B) construction drawings. C) construction drawings and construction schedule. D) construction drawings, construction schedule, and specifications. E) construction drawings, construction schedule, and owner-contractor agreement.
To start a hacksaw cut easily:
A) Draw the saw backwards B) Mark the starting point with a file C) Mark the starting point with a center punch D) Use short quick strokes
____ can be made to show the desired end product with the outline of the forging shown in phantom lines at areas that require machining.
A. Machining detail prints B. Casting detail prints C. Forging detail prints D. both a and c E. none of the above
In an electronic return-less SMPI system, the PCM controls all of the following EXCEPT:
A. Intake manifold pressure B. Fuel pump speed C. Fuel rail pressure D. Fuel pressure differential across the fuel injectors