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OSHA
Hearing Training
Quiz
How much do you remember from your hearing conservation training class?
Take the Quiz
1.
At what point does noise become potentially damaging?
60 decibels
75 decibels
85 decibels
90 decibels
100 decibels
2.
If you have to shout to be understood at __ feet, you are likely in damaging noise.
1
3
5
10
15
3.
What device is commonly used to measure your noise exposure over the course of a day?
Sound sensitivity monitor
Noise level gauge
Oscilloscope of Sound Hazard Alerts (OSHA)
Noise dosimeter
4.
Noise Reduction Rating (NRR) measures how much a protector could reduce noise. Why is this often overestimated?
NRRs assume expert fitting
NRRs assume the device conforms to the ear canal
Many people don't know how to properly insert hearing protectors
All of the above
5.
Why should you try different types of protectors?
Some types may fit better than others
Some may be more comfortable than others
Some may reduce noise too much
Some may not be suited to the needs of your job
All of the above
6.
When rolling down a foam plug, you should
Roll down the entire plug, including flanges
Roll down gradually
Avoid creases
Roll down to as tight a cylinder as possible
All of the above
7.
What is a disadvantage of premolded plugs?
They come in few styles
They can feel hot or heavy
They are disposable
They can loosen with talking or chewing
All of the above
8.
What is a disadvantage of earmuffs?
They can feel hot or heavy
They are difficult to fit properly
None of the parts are usually replaceable
They can look silly
All of the above
9.
Why might you prefer banded plugs to foam plugs?
They offer higher noise reduction
They are more convenient if you move in and out of noise often
They are disposable
You are a fan of rock-and-roll groups
All of the above
10.
Why should you choose protectors that lower noise to between 70 and 80 decibels?
Less reduction may expose you to damaging noise
More reduction may obscure warning sounds
More reduction may not allow communication with coworkers
All of the above
11.
During testing, when should you press and release the handswitch?
When your neighbor does
When you can no longer hear any tones
Once every time you hear a set of tones
Three times for each set of tones
When you need assistance
12.
Upon finishing a hearing test among a group, it is common courtesy to
Pump your fist in celebration
Assist a neighbor with his/her test
Stand, stretch and do a few jumping jacks to get the blood going again
Wait quietly for all others to finish
Take a short nap to recover from the strain
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