Which type of pipe should never be used for fuel oil lines?
A. copper
B. steel
C. brass
D. PVC
E. c and d
Answer: D
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Which of these heat-related issues is considered to be most severe?
a. heat exhaustion c. heatstroke b. heat prostration d. heat cramps
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Why are most table saws made out of cast iron?
What will be an ideal response?
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The included angle of a center drill is ________ degrees
A) 90 B) 30 C) 60 D) 120
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Which of the following is used primarily for two-way voice communication rather than entertainment?
A. Wideband FM B. Guard bands C. Narrowband FM (NBFM) systems D. Specialized mobile radios (SMRs)
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