CPO PRACTICE PROBLEMS 100% SOLVED WITH COMPLETE VERIFIED ANSWERS LATEST UPDATE
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Course
CPO
Institution
CPO
CPO PRACTICE PROBLEMS 100% SOLVED WITH COMPLETE VERIFIED ANSWERS LATEST UPDATE
1. The three most commonly used filter media are:
A) Sand, Alum & Floc B) TV, Radio & Newspaper
C) Sand, D. E., & Cartridge D) Calcium, Iron & Copper
1. The three most commonly used filter media are:
1. C) Sand, D...
C) Sand, D. E., & Cartridge D) Calcium, Iron & Copper
1. The three most commonly used filter media are:
1. C) Sand, D. E., & Cartridge Although many filter media alternatives are now being
used, these are by far, the most commonly used.
2. Calcium Hardness should be ideally maintained between:
A) 0 - 100 ppm B) 80 - 120 ppm
C) 1.0 - 3.0 ppm D) 200 - 400 ppm
2. D) 200 - 400 ppm is the ideal range for Calcium Hardness. An acceptable range
varies between 100-150 on the low end, up to 500 or even 1000+ in some cases.
3. Spa filtration and recirculation pumps should operate:
A) 24 hours continuously. B) 12 hours at a time.
C) Only when in use. D) In 30 minute intervals.
, 3. A) 24 hours continuously . The NSPF® Pool & Spa Operator™ Handbook and most
state codes require that pumps run continually for commercial pools.
4. If chlorine gets on your skin or in your eyes, you should:
A) Attempt to neutralize it with another chemical.
B) Flush with clean water for 15 minutes.
C) Wash it off with soap and water.
D) Jump in the pool and stay underwater till rescue squad arrives.
4. B) Flush with clean water for 15 minutes If still irritated, continue to flush with clean
water until medical personnel arrives.
FORMULAS
Surface Area (Circle): Radius x Radius x 3.14 (Radius = Diameter / 2)
Surface Area (Rectangle/Square): Length x Width
Volume (Circle/Rectangle/Square): Surface Area x Average Depth x 7.5
Average Depth: (Shallow Depth + Deep Depth) ÷ 2
(Note: Constant Depth = Average Depth)
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