Red staining of fixtures is a symptom of which type of water problem?

a. turbidity
b. hardness
c. acidity
d. dissolved iron


ANSWER: d

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The design wind speed for an average -risk building at a location has a probability of occurrence of ______.

A) once in 200 years. B) once in 100 years. C) once in 300 years. D) once in 50 years. E) none of the above.

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Find the length of valley jack rafter E in the accompanying figure.

A. 48 7/16" B. 48 9/16" C. 48 11/16" D. 48 13/16"

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To preserve its quality during long-term storage, butter should be:

A) Stored at room temperature to preserve its texture and spreadability. B) Stored in bulk at temperatures below -20°F. C) Kept in hydrated containers at a temperature of 50°F. D) Stored at temperatures just above freezing because its quality is ruined when fro.

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What approach does manufacturer SIS often mandate when troubleshooting starting circuit issues?

A. Isolate and test parts individually. B. Swap out components one by one until the fault is found. C. Consulting online resources to find common issues. D. A software-driven, systematic approach.

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