When laying out pipe for 90-degree saddles, there are _____ techniques that can be used.?
A. two?
B. three?
C. four?
D. five?
Answer: A
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When using metal ties embedded in the mortar, _____ of wall surface.
A. no more than one metal tie should be used for every 5 square feet B. no more than three metal ties should be used for every 5 square feet C. at least one metal tie should be used for every 4½ square feet D. at least five metal ties should be used for every 4½ square feet
Accelerometers can also be designed as piezoresistive sensors. What is the basic operating characteristics of this sensor?
What will be an ideal response?
There are two ways to create a solid model of an object. What are they?
What will be an ideal response?
What is the name of the meter that checks for voltage leakage from the insulation of the high-voltage cables?
A. conductor resistance tester B. insulation resistance tester C. DVOM D. circuit resistance tester