Power Engineering 2a2 - Part 1 Questions And Answers 100% Verified A+ Guaranteed

2 modern Aluminum alloys that are growing in popularity? {Ans: - Aluminum lithium alloys - Aluminum Metal Matrix Composites (ceramic additive; silicon carbide, alumina oxide, boron)}5 Material Verification benefits when using NDE for testing? {Ans: - Identify chemical property differences - Identify metallurgical property differences - Material can be identified for sorting through NDE analysis - Identify differences in zones of heat treatment - Differences in physical properties can be identified}Define 'Interpretation' in relation to NDE. {Ans: A study to determine the cause of an indication (labelling or naming the discontinuity, i.e. cold lap, fatigue, crack)}Define the word "Imperfection". {Ans: - Not recognized by ANSI/AWS standards but is used fairly often. Can be understood to have same definition as a "Flaw".}Izod Impact test? {Ans: - Specimen is held on one side of the notch and is struck on the other side of the notch. - Force is horizontal}Interim cleaning for a LP test? {Ans: - Penetrant can be dissolved or re-emulsified so it can be washed with water - Surface is checked for residual penetrant. This is done under UV light if fluorescent dye is used. - Low pressure water is used to ensure