DOEHRS-HC TRAINING QUESTIONS AND ANSWERS 100% PASS

DOEHRS-HC TRAINING QUESTIONS AND ANSWERS 100% PASS Which Occupational sector accounts for the highest incidence of noise-induced hearing loss? a. Transportation b. Construction c. Mining d. Manufacturing d. Manufacturing Noise exposures are considered likely to be harmful if shouting is required in order to communicate to a person ___ feet away. a. 4 b. 3 c. 2 d. 5 b. 3 feet The primary role of CAOHC is? Advocate for comprehensive programs that promote best practices in occupational hearing conservation. Non-auditory effects of unprotected exposure to hazardous noise include all of the following, except: a. Stress b. High Blood Pressure c. Social Isolation d. tinnitus d. tinnitus The seven elements of a model hearing conservation program are: 1. Noise measurement 2. noise control 3. audiometric Monitoring 4. hearing protection 5. worker training 6. recordkeeping 7. program evaluation Frequency of sound is perceived as? a. pitch b. tempo c. harmony d. loudness a. pitch A decibel is a unit of sound ___ ? a. frequency b. intensity c. weighting d. harmonics b. intensity The term Hertz describes the _____ of sound? a. intensity b. timbre c. clarity d. frequency d. frequency ________ _________ reflects the relationship between the allowable exposure time and the noise intensity level. a. action level b. exchange rate c. noise rating d. dose level a. action level Impulse noise becomes hazardous at _____.