El recorte del aislamiento de tubería en las protuberancias:

a. no es importante.
b. debe hacerse para eliminar las grietas.
c. se hace con un cuchillo.
d. requiere una barrera de vapor.


b. debe hacerse para eliminar las grietas.

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Which of the following is a three-phase connection formed by connecting one end of each phase together to form a center point?

a. delta b. alpha c. wye d. series

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A common crop grown in rotation with cotton is:

a. peanut c. rye b. sugar beet d. potato

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Explain why not all water line leaks in buried piping result in water appearing at the surface.

What will be an ideal response?

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Which of the following materials can be detected by a capacitive proximity detector?

A. liquids B. nonmetallic solids C. powders D. granular materials E. all of the above

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