In what lengths are line sets normally available for residential split systems?

A) 25 to 100 ft B) 5 to 25 ft C) 50 to 150 ft D) 15 to 50 ft


D

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Which of these is NOT one of the Agriscience Fair levels of recognition?

a. Chapter level c. Regional level b. State level d. National level

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The LM337 is

A) a fixed negative-voltage regulator B) can be used in any of the above configurations C) a variable negative-voltage regulator D) a variable positive-voltage regulator

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Ultrasonic monitors are very effective at detecting cracks in _____ materials

a. hot b. thin c. thick d. surface

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One kilo means ____ times a unit.

a. 10 b. 100 c. 1,000 d. 10,000

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