The space above the drop-in ceiling in a commercial building is often used:

A) As an open wire trough for the building's wiring.
B) To help clean the air by allowing airborne particles to settle in the ceiling.
C) As a supply air distribution system.
D) As a return air plenum.


D

Trades & Technology

You might also like to view...

During active delivery a service consultant might do which of the following?

A. Mention positive attributes of a customer’s vehicle B. Schedule a future appointment for the customer C. Both A and B D. Neither A nor B

Trades & Technology

How is the thermal element of a thermal overload checked?

What will be an ideal response?

Trades & Technology

Non-power-consuming, or power-passing, devices are commonly referred to as ____________________.

Fill in the blank(s) with the appropriate word(s).

Trades & Technology

Which of the following factors will affect the color of identical cloned calves?

a. Differences in nutrition c. Condition of placenta b. Fetus heat absorption d. All answers

Trades & Technology