
Day 1 Slot 1
Quiz by M. Affiq Ashraff
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
What year AAF Founded ?
When EN779 obsolete and what new standard replace it?
Which testing standards below are correct for the Primary & Secondary filters?
Does Merv 14 filter equal to H14 filter ?
If initial resistance of a primary filter is 40Pa, then how much the value of initial resistance of 8 same primary filter that arrange in 1 layer in AHU?

What is the most important criteria when selecting filters?
Which one of the below is considered as airborne contaminant?
How can we improve Indoor Air Quality (IAQ)?
You require 12ACH in a room where the existing ACMV system has 6 equivalent ACH. The room’s length is 20 ft. (6.1 m m), width is 20ft. (6.1 m) and ceiling height is 9 ft. (2.7 m). What is the CADR required to achieve 12 ACH?

You have an air purification device with CADR of 900 CFM in a room where the room volume is 9000 ft3. What is the air change, ACH in the room?
