Nace cp 2 quiz 3 solved - Study guides, Class notes & Summaries

AC voltages on pipelines do NOT result from A. resistive (conductive) coupling B. electrostatic (capacitive) coupling C. electromagnetic induction coupling D. thermodynamic coupling - ANSWER D. Thermodynamic coupling On a cathodically protected pipeline, AC corrosion can be expected at which current densities? 1. 30 mA/m2 2. 10 A/m2 3. 110 A/m2 4. 200 A/m2 - ANSWER 3 and 4 A close interval potential survey is a test where structure-to-electrolyte potentials are measured

NACE CP 2 Quiz 2 100% Correctly Solved 2024 A structure-to-electrolyte potential measures the potential difference between A. Two different structures acting as electrodes B. The structure and a standard reference electrode C. The structure and the anodes D. Two different points on the structure - Answer-B. The structure and a standard reference electrode If 5.0 A of battery current passes through the outside leads of a 4-wire current span spaced at 30 m (100 ft), resulting in a voltage ...

NACE CP 2 Quiz 2 100% Correctly Solved 2024 A structure-to-electrolyte potential measures the potential difference between A. Two different structures acting as electrodes B. The structure and a standard reference electrode C. The structure and the anodes D. Two different points on the structure - Answer-B. The structure and a standard reference electrode If 5.0 A of battery current passes through the outside leads of a 4-wire current span spaced at 30 m (100 ft), resulting in a voltage ...

NACE CP 2 Quiz 3 exam 2023/ 22 Questions with solved Solutions.