How is the quantity "noise criteria", or NC, used?

A) To assess the background noise in a space.
B) To quantify the dbA in a space from a piece of equipment.
C) To measure the frequency distribution of noise in a space.


A) To assess the background noise in a space.

Trades & Technology

You might also like to view...

When an angle dimension for a radiographic inspection is not shown, it implies that the angle of radiation is ____°.

A. 45 B. 60 C. 90 D. 180

Trades & Technology

Following tissue culture, acclimatization allows for plantlet:

A) cuticles to become functional B) stomata to become functional C) photosynthetic levels to increase D) A, B, and C E) only A and B

Trades & Technology

The duty cycle is the percentage of time a welding machine can be used ____.

A. to work safely B. to tack weld C. on steel D. continuously

Trades & Technology

Which of the following is not one of the three elements that exist when communicating a risk?

a. response b. message c. medium d. audience

Trades & Technology