Technician A says that safety glasses are only necessary when working with power tools. Technician B says to remove jewelry when performing automotive service. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
B) Technician B only
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Fiberglass insulation that is overstuffed into a wall cavity and has air spaces along the top and bottom may only perform at ____ the expected insulating value due to the installation defects.
A. one-fifth B. one-fourth C. one-third D. one-half
In areas where there is no natural drainage, the footing drain is run ____.
A. to a dry well B. by gravity C. away from a municipal storm drain D. toward the building
What is one time constant for a 10 mH inductor connected in series with a 47 k? resistor?
A) 470 S B) 470 mS C) 213 ?S D) 0.213 ?S
Adding a ____________________ can accelerate a chemical reaction
Fill in the blank(s) with correct word