HART-1303 – Air Conditioning Controls Principles- FINAL

HART-1303 – Air Conditioning Controls Principles- FINAL

12th Grade

25 Qs

quiz-placeholder

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HART-1303 – Air Conditioning Controls Principles- FINAL

HART-1303 – Air Conditioning Controls Principles- FINAL

Assessment

Quiz

Construction

12th Grade

Practice Problem

Easy

Created by

bolu akiyode

Used 1+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of air conditioning control systems?

Increase cooling efficiency only

Monitor and adjust indoor air quality and temperature

Measure refrigerant pressure

Provide backup power

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a thermostat control in an air conditioning system?

Refrigerant flow

Voltage level

System temperature

Static pressure

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a basic component of a control circuit?

Filter drier

Compressor

Transformer

Expansion valve

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of a transformer in a control circuit?

Increase voltage for compressors

Convert AC to DC

Step down line voltage for control use

Energize the contactor coil

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which voltage is commonly used in residential air conditioning control circuits?

240V

24V

120V

12V DC

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the "G" terminal on a thermostat control?

Compressor

Heating element

Fan

Cooling contactor

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which thermostat terminal is typically connected to the cooling signal?

W

Y

G

C

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