The small amount of magnetism retained by soft steel is known as ____________________ magnetism and is both desirable and important in the operation of electrical equipment.
Fill in the blank(s) with the appropriate word(s).
residual
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The way the eye moves from the focal point to the outer edges of a design is called ____________________
Fill in the blank(s) with correct word
Proper installation of ____ that extend over the top of the ceiling insulation can help prevent "wind washing" in which air is allowed to blow through loose insulation, degrading its thermal performance.
A. eave baffles B. negative-ventilation chutes C. soffit vents D. low-intake vents
What seam design is the most common with metal roofs?
A) Metal formed seam design B) Roll seam design C) Impervious seam design D) Standing seam design
Is a constant a periodic signal? Explain why it is or is not periodic and, if it is periodic what is its fundamental period?
What will be an ideal response?