Time weighted average twa - Study guides, Class notes & Summaries

CWB Level II Exam 2024/2025 (100%Verified Answers) Latest Update. What is the term used to describe the following condition of lost corrosion resistance? "When certain stainless steels are heated between 500-850° C, carbides form at the grain boundaries and cause a local depletion of chromium." (A) Oxidization (B) Increased toughness (C) Solution heat treatment (D) Sensitization - Correct Answer-(D) Sensitization Note: Also known as "carbide precipitation" -- Chromium binds to carbi...

CWB Level II Exam 2024/2025 (100%Verified Answers) Latest Update. What is the term used to describe the following condition of lost corrosion resistance? "When certain stainless steels are heated between 500-850° C, carbides form at the grain boundaries and cause a local depletion of chromium." (A) Oxidization (B) Increased toughness (C) Solution heat treatment (D) Sensitization - Correct Answer-(D) Sensitization Note: Also known as "carbide precipitation" -- Chromium binds to carbi...

CWB Level II Exam Questions and Correct Answers On a radiograph, undercut appears as a _________ line. (A) light (B) dark - Answer-(B) dark What is the Canadian Standard for safety in welding? - Answer-CSA W117.2 What is the typical three-phase input voltage in most Canadian welding shops? - Answer-600V True or False: The cable from the workpiece back to the welding machine is called the "ground lead". - Answer-False. The correct term is the "work lead". What is the type ...

CWB Level II (D) Sensitization Note: Also known as "carbide precipitation" -- Chromium binds to carbides, and "sweats out" at the grain boundaries - correct answer What is the term used to describe the following condition of lost corrosion resistance? "When certain stainless steels are heated between 500-850° C, carbides form at the grain boundaries and cause a local depletion of chromium." (A) Oxidization (B) Increased toughness (C) Solution heat treatment (D) Sensitization ...

CWB Level II Exam Questions with Correct Answers What is the term used to describe the following condition of lost corrosion resistance? "When certain stainless steels are heated between 500-850° C, carbides form at the grain boundaries and cause a local depletion of chromium." (A) Oxidization (B) Increased toughness (C) Solution heat treatment (D) Sensitization - Answer-(D) Sensitization Note: Also known as "carbide precipitation" -- Chromium binds to carbides, and "sweats...

CAOHC Exam Study Solutions 100% Verified and Updated 2024 Unit of measurement for frequency (pitch) - Answer- Hertz (Hz) Unit of measurement for intensity (loudness) - Answer- Decibel (dB) Risk of damage from noise - Answer- How loud (intensity) and how long (duration) Steady-state or continuous noise, e.g. generator - Answer- Lasts 1 second or longer Impulse or Impact noise, e.g. gunfire or nail gun - Answer- Lasts less than one second Parts of the outer ear - Answer- Pinna and external ...

CAOHC Exam Questions with Correct Answers OSHA TREANING REQUIREMENTS - Answer-MANDATORY PROGRAM FOR EMPLYEES WITH NOISE EXPOSURE +85DBA/ EMPLOYER MUST ENSURE PARTICIPATION OSHA REQUIREMENT - Answer-PERSONAL HEARING PROTECTORS ATTENUATION (NRR CONSEPT AND CALCULATION) AUDIOMETRICS TESTING PURPOSES, EFFECTS OF NOISE HEARING IDEALLY TRAINING SHOULD - Answer-COMPANY SPECIFIC-SHOWCASING EMPLOYEE AND WORK AREA RELEVANT, APPLICABLE, CURRENT, ENGANING,DIFERRENT FROM LAST YEARIS TO MOTIVATE EM...

OSHA 511 GENERAL INDUSTRY EXAM / QUESTIONS AND CORRECT ANSWERS 20224/2025 GRADED A+. 2 / 6 1. What is OSHA's Mission?: To protect the health & safety of American workers 2. What can be a results of a workplace injury or illness?: lower morale andincreased cost 3. Horizontal Standard: A standard which is applied to everyone, acrossthe board;applies to all industries 4. Section 11 c of the OSH Act: The right of workers to seek safety and health onthe job without fear of punishment 5. I...

CAOHC Bold Items (State Final Exam) Questions and Answer 2024 What does CAOHC stand for? - CORRECT ANSWER-Council for the Accreditation in Occupational Hearing Conservation Main role of CAOHC - CORRECT ANSWER-To certify and train Occupational Hearing Conservationists (OHC) OHCS must be recertified within ________ years of initial certification. - CORRECT ANSWER-Five Tinnitus - CORRECT ANSWER-Technical term for ringing or other noises in the ears. Interference with communication, degr...

DOD HEARING TECHNICIAN TR-SERVICE CERTIFICATION COURSE QUESTIONS AND ANSWERS LATEST UPDATED 2024 What does NIHL stand for noise induced hearing loss What is the #1 occupational health hazard in the military? hearing loss Unprotected exposure to hazardous noise can cause the following: temporary hearing loss, permanent hearing loss, and/or tinnitus How does noise induced illness occur? gradually over time from repeated exposures How does noise induced injury occur...