Part 15 of the FCC's Rules and Regulations docket states that no more than ________ consecutive zeros can be transmitted in a row so that the terminating equipment doesn't become confused
A) 26 B) 32 C) 15 D) 13
C
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To prevent burnthrough, a torch should be raised or tilted, keeping the outer flame envelope over the molten weld pool until it solidifies.
Answer the following statement true (T) or false (F)
Technician A says special tools may be necessary to disconnect the fuel and air-conditioning lines when removing an engine. Technician B says many times tools from the same set can be used to disconnect both fuel and air-conditioning quick-connect fittings. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B
Which of the following statements regarding chillers is true?
A) Flooded chillers have less potential for freeze-ups than others chillers. B) Regional zone chillers are more cost effective than centralized units. C) Dry (direct expansion) chillers require less refrigerant than flooded chillers. D) Top-loaded chillers do not use the shell-and-tube arrangements.
What is the minimum width of support straps used to hang flexible ducts?
a. 1/4 inch b. 1 inch c. 1-1/2 inches d. 2 inches