Author Question: When a VAV box on a constant-air-volume system throttles air into the conditioned area: A) The ... (Read 102 times)

Jipu 123 · **on:** Jul 24, 2018

When a VAV box on a constant-air-volume system throttles air into the conditioned area:

A) The compressor and blower both slow down to match.
B) The blower slows down to reduce overall airflow.
C) The compressor slows down to match it.
D) The excess air dumps into the area above the ceiling.

Question 2

How is the energy efficiency ratio (EER) calculated?

A) The input in watts is added to the output in Btuh.
B) The output in Btuh is divided by the input in watts.
C) The output in Btuh is multiplied by the input in watts.
D) The input in watts is divided by the output in Btuh.