40.
noise coming from several sources?
a. Determine which noises have high frequency/pitch and to what degree.
b. Find out which noises are loud, continuous or short, and low.
c.
Compile the noise information, evaluate exposures, and make sound
recommendations to management.
d. All of the above.
41.
Sound or noise above 60 dB may need to be reduced depending on the working
environment but noises above _______ are considered to be __________
and risk assessment codes are assigned for all sound levels above this.
a. 80; dangerous.
b. 85; hazardous.
c.
90; OK.
d. 96; moderate.
42.
When measuring for noise, you check the noise level at the source and at the
approximate position of the worker's:
a. Ear.
b. Foot.
c.
Hand.
d. Knees.
43.
Hazardous noise standards consist of what type of noise exposure?
a. Frequency and steady.
b. Intensity and frequency.
c.
Steady and impulse.
d. Steady and intensity.
MD0165
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