Question

7: A class 100 cleanroom maintains less than one
hundred particles larger than


0.5 microns in each cubic foot of air space
0.6 microns in each cubic foot of air space
0.7 microns in each cubic foot of air space
None​

Answer 1

Answer: 0.6 microns in each cubic foot of air space

Explanation:

Answer 2

Explanation:

Among the various options given in question statement the correct option is the first one.

A cleanroom is any given space maintained in such a way that there are not more than 0.5 µm or larger particles allowed per cubic foot of air. This is the standard for a clean room and all the dust or contaminated particles if there are larger than 0.5 microns then they will violate the condition of a clean room