Noise Exposure Quiz

Below are correct statements about noise, except:

• A form of energy that is transmitted by pressure variations in air, water or other medium.

• Unpleasant or unwanted sound

• Exposure to high levels of noise may lead to hearing loss and other harmful health effects

• Higher levels cause permanent hearing damage

Noise dosimeter is worn by employees to measure the average noise in an 6-hour work shift (L ex,6 ).

• True

• False

When we experience ringing or other noises in one or both of your ears, it means we experience

• Noise induced hearing loss

• Temporary hearing loss

• Tinnitus

• Otitis Media

Permanent hearing loss usually called as

• Noise introduced hearing loss

• Noise inducted hearing loss

• Noise induced hearing loss

• Noise reduction hearing loss

Hearing impairment resulting from overexposure to excessive noise usually called as

• Noise introduced hearing loss

• Noise inducted hearing loss

• Noise induced hearing loss

• Noise reduction hearing loss

Noise exposure action level based on Mattel EHS Standard is 85 DB

• True

• False

Below are example of Mattel Hearing Conservation Program, except:

• Audiometric Test

• Noise Exposure Monitoring

• Hand-Arm Vibration Monitoring

• Personal Hearing Protector

• Training and Supervision

Install acoustic foam in a high noise exposure machine is an example of below exposure control

• Distance

• Barriers and Enclosure

• Personal Hearing Protector

• Preventive Maintenance

• Equipment Design

A measure of the effectiveness of a hearing protection device to reduce noise levels is …

• NIHL (Noise Induced Hearing Loss)

• NRR (Noise Reduction Rating)

• NIPTS (Noise Induced Permanent Treshold Shift

• None is correct

• All is correct

Below are example of personal hearing protection:

• Earplug & Earphone

• Earmuff & Earbuds

• Earplug & Earmuff

• Earmuff & Earcover

• All is correct