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【Daily Question】Utilities - Water Supply and Drainage - 20200518

2020-05-18View Original

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This post was last edited by hesonchang214 on 2020-5-20 at 11:48. When a mixed-flow circulation system is used in a swimming pool, the amount of water that overflows from the surface of the pool should be determined as (%) of the volume of water in circulation. A. 40% B. 50% C. 60% D. 70% Answer: C When a mixed-flow circulation system is used for pool water, the amount of water that overflows from the surface of the pool should be set at 60% of the total circulation volume

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