The ____________________ is the amount of AC voltage that produces the same degree of heat as a DC voltage of the same value.

Fill in the blank(s) with the appropriate word(s).


effective value

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So that the top course in a two-course slab-on-grade can move independently, it is _____

a. unbonded b. quite thin c. very light d. unadhered

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Why is knowledge regarding the recovery level for Type II systems with 200 lb or more of R-22 not important for most technicians?

A) Enforcement rates for recovery levels are low. B) Few systems are this large. C) Type II recovery levels are optional by law. D) Few systems are this small.

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Which type of system reduces the total amount of refrigerant charge required?

A) Distributed B) Direct-expansion C) Secondary-loop D) Multiplex

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A numerical value used to describe the theoretically exact size, profile, orientation, or location of a feature or datum target. It is the basis from which permissible variations are established by tolerances on other dimensions, in notes, or in feature control frames.

What will be an ideal response?

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