A(n) ____________________ is an insulated fiberglass hook used to pull an electrocuted technician away from the electrical source.
Fill in the blank(s) with the appropriate word(s).
shepherd’s crook
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For steels containing more than ____ carbon, preheating and subsequent heat treatment are generally required to produce a satisfactory weld.
A. 0.10% B. 0.20% C. 0.30% D. 0.40%
____ is somewhat affected by cleanliness, requiring little preweld cleaning.
A. Mild steel B. Aluminum C. Stainless steel D. Low carbon steel
Assuming the cost per order is constant, increasing the order quantity will cause annual ordering costs to:
A) increase at a decreasing rate. B) increase. C) remain the same. D) decrease. E) cannot be determined
A handsaw that is used for rough cutting, such as cutting access holes for piping and electrical boxes, is
commonly called a _____. a. keyhole saw b. dovetail saw c. back saw d. coping saw