FLORIDA DW CLASS B EXAM 2024

Use reverse osmosis if the turbidity is less than - ANS-5 ntu's If you want zero hardness then use - ANS-Ion exchange The ability of a reverse osmosis membrane to reject salt while permeating water - ANS-Salt rejection The number of people who directly report to individual supervisor or manager refers to - ANS-Span of control What is most important in planning? - ANS-Setting goals and objectives Operator license may be revoked if - ANS-Operating plant unsafe and causing unsafe harm to public, threat to public health and environment Radionuclides surface water every ____ months - ANS-48 months Radionuclides ground water every ____ months - ANS-48 months Radiological contaminants - ANS-Monitor every four years Ground water plants conduct lab test - ANS-Every three hours Surface water plants test for inorganics _____ a year - ANS-once Jar test - ANS-Determine proper dosage rates Chlorine has medicine taste - ANS-phenolic Phosphates good for 48 hours then revert to - ANS-Orthophosphates in distribution system Know that when a marble test water went to a plus .02 water that: - ANS-Saturated Belt filter press, dewatered by - ANS-Gravity and pressure Cause of lower than normal product rate flow - ANS-Replace element or use acid to clean