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ACR-201 Unit 37 test

Authored by Jansen Godley

Instructional Technology

University

18 Questions

Used 7+ times

ACR-201 Unit 37 test
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The propeller-type fan is most often used as a(n) ___________.

centrifugal blower

exhaust fan or a condenser fan

blower motor in a residential gas furnace

all of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The two types of drive assemblies that are commonly used to turn fans and blowers are __________.

rotary drive and scroll drive

direct drive and rotary drive

belt drive and direct drive

screw drive and rotary drive

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A(n) ________ is recommended on all installations to prevent noise transmission through the duct system.

vibration eliminator

electronically commutated motor (ECM)

direct-drive blower assembly

fiberglass plenum

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The return duct system distributes air to the terminal units, registers, grilles, or diffusers in the conditioned space.

True

False

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Plenum, extended plenum, reducing plenum, or perimeter loop are all types of ________.

ventilation methods

duct materials

duct systems

air balancing methods

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A __________ is used to make a duct more rigid, which prevents it from swelling and making noises when the blower starts and stops.

cross-break

takeoff fitting

balancing damper

vibration eliminator

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Flexible round duct comes in sizes up to about 24 inches in diameter and 25 feet of length to a box.

True

False

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