Assume a branch circuit rated at 90 A is to be installed using copper wire with type THW insulation. Use the accompanying table to determine what size conductor should be used for this installation.
a. #2 AWG copper conductor
b. #3 AWG copper conductor
c. #4 AWG copper conductor
d. #6 AWG copper conductor
c. #4 AWG copper conductor
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By the end of the 17th century, indentured servants who gained their freedom
A. often gained great wealth as more land opened for settlement. B. rarely returned to work for their masters. C. almost always found high-paying jobs in the cities. D. had little choice but to hire themselves out for low wages to their former masters. E. often returned to England penniless and broke.
Why are thermostats said to be mechanically operated?
What will be an ideal response?
In a(n) ____ joint the edges of the metal meet so that the thickness of the joint is approximately equal to the thickness of the metal.
A. tee B. lap C. butt D. outside corner
Yellow corn contains substances called carotenoid pigments that animals can convert to vitamin ____________________
Fill in the blank(s) with correct word