Question

33. When pressure from airflow is reduced, most

barometric dampers close due to
A. adjustable weights pro
enijoo
B.
C. shaded-pole motor
D. spring tension

Answer 1

Barometric dampers close due to spring tension when pressure from airflow is reduced.

Step-by-step explanation:

When pressure from airflow is reduced, barometric dampers close due to spring tension.

Learn more about Barometric dampers