NV C-1A Boilers Practice Questions - Nevada C-1A Boilers Contractor Examination Exam

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A steam heating boiler is rated 10 boiler horsepower. About how much steam-relieving capacity should its safety valve (or valves) provide?

10 lb/hr 33 lb/hr 345 lb/hr 3,345 lb/hr

Correct Answer:

345 lb/hr

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