An electrically conductive path from the point of a ground fault on a wiring system through normally non-current-carrying conductors, equipment, or the earth to the electrical supply source is called a(n) ____.
a. conductive path
b. electrical fault
c. ground-fault current path
d. grounded conductor
c. ground-fault current path
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Recycling is a term generally reserved for ____. ?
A. ?reuse of waste materials generated during manufacturing B. ?reprocessing of waste materials generated during manufacturing C. ?postconsumer waste materials D. ?incineration of waste materials
A prominent use of calendered film is in the ____ industry. ?
A. ?aeronautic B. ?medical supply C. ?automotive D. ?textile
____ law is useful in determining induced current direction in more complex machinery.
a. Fleming’s b. Edison’s c. Lenz’s d. Myer’s
A tanker truck carrying liquid herbicide overturned and caused a spill over a field. The liquid herbicide remained on the soil for 30 min before evaporating into the air. The mass diffusivity of the liquid herbicide in the soil is 2 × 10?8 m2/s. If a concentration of 0.1 percent by weight will destroy most life, determine the depth of the soil at which plant and insect life is likely to be affected by the spill.
What will be an ideal response?