In addition to the valley underlayment, a valley in an asphalt shingle roof is covered with flashing in three ways. Name the types and the materials used for flashing.
What will be an ideal response?
(i) Open valley flashing, consisting of mineral granule covered roll roofing, (ii) sheet metal (24 gauge galvanized steel sheet) flashing, and (iii) woven flashing consisting of shingles.
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If more work is approved, the repair order will enter which of the following phase?
A. Check out B. Additional work C. More work D. Remain in the second phase
To prevent undercutting, you can weld in the flat position by using multiple instead of single passes, change the shield gas, and improve manipulative techniques to fill the removed base metal along the toe of the weld bead.
Answer the following statement true (T) or false (F)
Which of the following is a three-phase transformer connection requiring only two transformers?
a. open wye b. open delta c. closed delta d. closed wye
Most passenger cars have a single driveshaft, but a vehicle with a longer wheel base will MOST-Likely have a:
A. two-piece drive shaft B. three-piece drive shaft C. four-piece drive shaft D. five-piece drive shaft