What is corrosion - Study guides, Class notes & Summaries

WGU D204 Exam Questions With Correct Answers Latest Updated 2024/2025 Rated A+. A data set has K variables, and the classifying method has the following steps: compare levels on nearby data, assign a new case to a category of nearby beta, locate the case in a k-dimensional space, in which order should the steps be applied a. Assign compare locate b. Compare assign locate c. Locate compare assign d. Locate assign compare - ANSWER-c. Locate compare assign In which phase of the data analytic...

Nicet Level 1 water-based systems Practice Exam Questions and Answers 100% Pass What is a purpose of a control valve - Answer-Control Flow to water based fire protection system The gauge on the quick opening device shall indicate _____ as compared to the gauge on the system side of the dry pipe valve? - Answer-the same pressure What type of test shall be provided when a valve is returned to service to determine that the valve is open? - Answer-Valve status test What is a fire service mai...

What is the first thing a tech should do when arriving at a no combustion call? - Answer- Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answe...

API 653 Recertification Quiz with 100% Correct Per API 653 , with of the following is required when converting an existing tank to operation at elevated temperatures when it was not originally designed and constructed to API 650, Appendix M? - Correct Answer ️️ -The Shell to bottom joint shall be evaluated for fatigue When removing an existing tank bottom, all arc-gouged areas of the tank shell-to- bottom shall be: - Correct Answer ️️ -examined using magnetic particle inspection, a...

What is the difference between a unitized frame and a uni-body? - ANSWER-There is no difference. In a uni-body or unitized vehicle, the frame and body are incorporated into a single welded structure. Should exhaust damaged systems be welded and repaired, or replaced all together? - ANSWER-Replaced. Exhaust gases contain poisonous carbon monoxide and leaks could create dangerous conditions for passengers. The "Inside Out" sequence refers to... - ANSWER-Calculating Labor times SAI refer...

CWB Welding - Chapter 4 (Metallurgy and Material Specification) questions with correct answers 2024 Alloy steels are typically used for: - ANSWER-Tools and gears. Engineering materials are classified as metals and: - ANSWER-Non-metals. Which of the following elements is used as an alloying element in steel and provides corrosion resistance? - ANSWER-Nickel. True or False? Alloys are mixtures of metal with other metals or non-metals. - ANSWER-True. What is the purpose of ...

NEIEP 800 final review Exam Questions and Answers 100% Verified 2024 The total weight of your elevator (force) is 8100 lbs. and its plunger area is 50 square inches. What is the system pressure? - answer162 psi Refer to the NEIEP Moving Walk Final Layout. What is the correct wellway-to-wellway distance? - answer134' 11" Electrolysis is caused by which of the following? - answerStray current corrosion and Galvanic corrosion BOTH ARE CORRECT When using wire rope, the diameter of the shea...

Boiler water is treated in order to prevent a) sludge, mud, pitting, corrosion b) foaming, corrosion, carryover, sludge c) sludge, corrosion, scale, carryover d) scale, sludge, mud, pitting e) foaming, carryover, pitting, corrosion c Dissolved solids in raw water a) cause pitting of boiler surfaces b) cause grooving of piping surfaces c) are organic matter d) cannot be removed with filters e) cause corrosion of boiler surfaces d Boiler surfaces may have what appears to ...

Dive Master NAUI Exam Latest Update Actual Questions and Answers with complete solution What pressure will a scuba cylinder with a rated working pressure of 3000 psig (207 bar), be exposed to during a hydrostatic test? 5000 psig (345 bar) Which principle represents one basis for the hydrostatic testing of scuba cylinders? Permanent expansion If a visual cylinder inspection reveals corrosion inside a scuba cylinder, it may require cleaning by a process called: Tumbling Which of the follo...

What is a fumigant • Gases liquid, solids • Odorless and invisible • Toxic when absorbed or inhaled • Spread & penetrate spaces & materials • Non-selective pesticide (kills all) • Concentration, time, temp & humidity • No residual or post application protection • Forms • Cylinders • CO2: Carbon Dioxide: treat stored commodities, containment structures, and outdoor burrowing rodents • SO2: sulfur dioxide: wine barrels, corks, certain commodities Pros vs Cons ...