NAFC PERSONAL TRAINING PRACTICE EXAMINATION 2026 QUESTIONS WITH ANSWERS GRADED A+

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NAFC PERSONAL TRAINING PRACTICE EXAMINATION 2026 QUESTIONS WITH ANSWERS GRADED A+

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NAFC PERSONAL TRAINING PRACTICE EXAMINATION 2026 QUESTIONS WITH ANSWERS GRADED A+

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NACE CP2 EXAM COMPREHENSIVE REVIEW
2026 FULL QUESTIONS AND VERIFIED
ANSWERS

◉ EMF series. Answer: The arrangement of elements according to their
electrode potential, or their tendency to corrode vs SHE standard
hydrogen electrode

◉ Galvanic Series. Answer: List of metals and alloys arranged
according to their corrosion potentials in a common electrolyte

◉ EMF (electromotive force). Answer: Driving force for corrosion
(voltage difference)

◉ Volt. Answer: joule per coulomb where a joule is a unit of energy

◉ Amps (Amperes). Answer: Rate of flow of charge, 1 coulomb per
second

◉ Metal ion concentration HIGH. Answer: less active the metal will be
in that particular electrolyte

◉ Temperature. Answer: Temp ⬆️ Corrosion ⬆️
Temp ⬇️ Corrosion ⬇️

, ◉ Dezincification. Answer: Zinc Corrosion/leaching in brass alloys

◉ Graphitic Corrosion. Answer: Iron Corrosion/leaching in cast and
ductile iron

◉ Oxygen Concentration. Answer: Oxygen⬆️ Corrosion ⬇️
Oxygen ⬇️ Corrosion ⬆️

◉ Salt Concentration. Answer: Salt ⬆️ Corrosion ⬆️
Salt⬇️ Corrosion ⬇️

◉ PH. Answer: 0-14
7 Neutral
0-6 Acidic
8-14 Alkaline
Each unit of PH = 60mv change in potential

◉ Faraday's Law. Answer: Weight loss of metal with time and current

◉ Polarization ⬆️ Current..... Answer: ⬇️

◉ activation polarization. Answer: Charge transfer reaction

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Uploaded on: April 28, 2026
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