Corrosion - Study guides, Class notes & Summaries

CWB Welding Inspector Level 3 Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| All Modules Covered| 100% Correct| Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the prese...

The nurse should teach the client to discard any regular insulin that appears cloudy, as regular insulin should be clear. NPH insulin has a cloudy appearance. The nurse should teach the client to inject air into the NPH vial first. The nurse should teach the client to draw up the regular insulin into the syringe first. Nystatin oral suspension should be stored at room temperature. The action of nystatin is local, and it is not absorbed through intact skin or mucous membranes. There is no reaso...

GFCI stands for... - Answer-Ground Fault Circuit Interrupter T/F A galvanic isolator WILL block stray AC. - Answer-False. A galvanic isolator WILL NOT block AC. It will only blocks stray DC that is moving through the green grounding conductor. T/F An isolation transformer makes a galvanic isolator unnecessary. - Answer-True. An isolation transformer works through electromagnetic _________. - Answer-Induction A reverse polarity indicator is placed between which two wires? Why? - Answer-White...

CWB Welding Inspector Level 2 Exam (New 2023/ 2024 Update) Questions and Verified Answers_ 100% Correct_ Graded A QUESTION How can you inspect galvanic corrosion? Answer: Visual inspection UT thickness gauging are very effective methods. QUESTION Describe Corrosion Under Insulation (CUI)? Answer: Corrosion in piping, pressure vessels, and structual components resulting from water trapped under insulation or fireproofing QUESTION What kind of material can...

NACE CP2 – EXAM QUESTIONS AND ANSWERS GRADE A+ NACE 2008 Student Manual! START OF CHAPTER 1 Corrosion is an electrochemical process involving A) flow of protons and electrons B) flow of neutrons and ions C) flow of protons and ions D) flow of electrons and ions E) flow of resistance and resistivity - Answer-d Metal loss or corrosion occurs at the A) cathode B) anode C) electronic path D) metallic path - Answer-b What are the four parts of the corrosion cell A) anode, resistor, e...

AMPP CIP LEVEL 1 - Basic Coating Inspector Exam Questions With Correct Answers What are Volatile Organic Compounds (VOCs)? - answerChemicals that easily evaporate at room temperature. What are solvents? - answerSubstances that dissolve other substances to form a solution. Why can solvents in coatings be harmful? - answerBecause they can release VOCs into the air. What are some examples of solvents used in coatings? - answerAcetone, toluene, xylene, and ethyl acetate. What are three com...

CWB Welding Inspector Level 3 Exam Prep (Latest 2024 / 2025 Update) Questions and Verified Answers | All Modules Covered | 100% Correct | Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the presence of intense light...

When should the consent form for surgery be completed? - Answer-Prior to the procedure, before any medications are administered In what position is the patient placed during surgery? - Answer-Supine What are 3 types of operative admissions for surgery? - Answer-Emergency, urgent, and elective Name 3 types of ocular emergencies that may require surgical intervention - Answer-Lacerated globes and eyelids; intraocular foreign bodies; acute glaucoma; and, intraocular hemorrhage What should pre...

1. What can cause stress risers? a. punch marks b. corrosion grooves c. corrosion pits d. all of the above - Answer- D 2. When a metal (or alloy) cools from a liquid to a solid state, the lack of molten metal to feed the shrinkage will lead to: a. pipes, voids and cavities b. sponge like appearance and hot tears c. none of the above d. both a and b - Answer- D 2. Which of the following is not a cause of undercutting? a. excessive amperage b. excessive travel speed c. exces...

What is the driving force for corrosion of metals? Provide a brief description. Correct Answer-The metals want to constantly be at their lowest energy state and will do whatever they can to make that happen. When it does, corrosion is created. Which of the following defines the oxidation and reduction reactions happening in corrosion reactions? Correct Answer-Reduction happens when metals receive electrons and oxidation happens when metals lose electrons. According to following galvanic se...

What instruction is use for qualification certification program that governs ordnance handling? - OPNAVINST 8023.24 What work task code is for testing? - WTC 7 Qual / Cert board members must be what paygrade are above? - E-6 or above An explosion mishap on board ______ in 1966 that suffered significant loss of life and major ship damage was the reason the explosive handling personnel qualification certification program was established. - USS Oriskany Inert ordinance is the preferred metho...