Lesson 8 Activity Quiz
You can take this quiz as many times as you want until you achieve a perfect score.
The Permissible Exposure Limit for noise for an 8 hour day is:
A GFI is _____.
a general fault indicator
a ground frequency indicator
used to ground equipment
a ground fault interrupter
Noise reduction ratings on hearing protection reduce ambient noise to __________.
NRR rating number
a maximum of 10 dB(A)
impossible to know without audiometric testing
below the TWA number
Using our senses to look, listen and smell provide us with indicators of electrical problems that may include
repetitive movements, lifting and lighting issues
burned out bulbs, rats eating electrical cable and bacteria
exposed wiring, frayed cords, sparks, fire , open panels and smoke
mutagens, bright lights and teratogens
Ergonomic hazards include
bacteria and viruses
Water is a highly conductive material and greatly increases electrical risks when present.
Electrical shock can occur when a worker comes in contact with energized.
Audiometric testing is...
done at the start of each shift.
not part of a hearing conservation program.
used to test the individual employees hearing ability over a wide range of frequencies.
used to determine the dB (A) of equipment.
Some of the physical risks for an employee who comes in contact with exposed energized equipment are
internal and external burns
all of these can occur
involuntary muscle contractions
Electrocution is classified as a ________ hazard.
This form was created inside of UA.
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