Protectors - Samenvattingen, Aantekeningen en Examens

A hearing loss that is relatively flat across frequencies is often characteristic of a ________ hearing loss. - Conductive According to OSHA regulations, what must employers and employees do if the PEL is exceeded? - Employers must use feasible engineering or administrative controls, and provide hearing protectors to overexposed workers. Workers must wear hearing protectors An active hearing protector uses _______ to allow the passage of low and moderate levels of sound into the ear canal...

CAOHC Exam Prep Questions and Answers Already Passed hertz is a unit of: sound frequency decibel is a unit of: sound intensity the frequency of sound is perceived as: pitch what is the first thing you should do when fitting earplugs? a. pull the top of the ear to align the ear canal b. roll the earplug down into a tight, crease-free cylinder c. CHECK THE EAR CANAL FOR ANY OCCLUSIONS d. insert the earplug deep into the ear canal hearing tests do not have to be conducted in a...

What type of tone is employed in audiometry? A. Complex B. Pure C. Basal D. Harmonic E. None of the above - Answer-B. Pure What factors should be considered when selecting hearing protectors A. Comfort B. Ease of use C. Attenuation amount D. Communication requirements E. All of the above - Answer-E. All of the above When determining a threshold, a positive response should be followed by lowering the hearing level 5 dB. A. True B. False - Answer-B. False The method f...

SAMHSA - Risk and Protective Factors

CAOHC Exam Prep Questions with 100% correct Answers Latest Updated (Solved) hertz is a unit of: - answers-sound frequency decibel is a unit of: - answers-sound intensity the frequency of sound is perceived as: - answers-pitch what is the first thing you should do when fitting earplugs? - answers-a. pull the top of the ear to align the ear canal b. roll the earplug down into a tight, crease-free cylinder c. CHECK THE EAR CANAL FOR ANY OCCLUSIONS d. insert the earplug deep into the ear c...

CAOHC Practice Exam questions and answers Latest Updated What type of tone is employed in audiometry? A. Complex B. Pure C. Basal D. Harmonic E. None of the above - CORRECT ANSWER-B. Pure What factors should be considered when selecting hearing protectors A. Comfort B. Ease of use C. Attenuation amount D. Communication requirements E. All of the above - CORRECT ANSWER-E. All of the above When determining a threshold, a positive response should be followed by lowering the heari...

CAOHC Exam Prep Questions with 100% correct Answers Latest Updated . the frequency of sound is perceived as: - answers-pitch what is the first thing you should do when fitting earplugs? - answers-a. pull the top of the ear to align the ear canal b. roll the earplug down into a tight, crease-free cylinder c. CHECK THE EAR CANAL FOR ANY OCCLUSIONS d. insert the earplug deep into the ear canal hearing tests do not have to be conducted in a sound booth as long as maximum allowable ambient n...

Ham Radio Technician Exam Questions & Answers 2024/2025 T0A01 Which of the following is a safety hazard of a 12-volt storage battery? - ANSWERSB. Shorting the terminals can cause burns, fire, or an explosion T0A02 How does current flowing through the body cause a health hazard? - ANSWERS(D) All of these choices are correct (heats tissue, disrupts electrical functions of the cells & involuntary muscle contractions) T0A03 What is connected to the green wire in a three-wire electrical ...

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

As an operator, you are responsible to your employer for maintaining an economical and efficient operating facility. (Ans - TRUE An operator has an obligation to the great numbers of people who rely on down stream water supplies and are totally dependent on the operator's competence and trust worthiness for their welfare (Ans - TRUE Today, the natural purification processes in rivers treat all the waste loads and keep rivers clean. (Ans - FALSE Operators are water quality protectors...