
MCQs of Control Circuits

Quiz
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Other
•
University
•
Hard
Mohammad aliraqi
Used 1+ times
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31 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of control circuits in HVAC systems?
To increase energy consumption
To ensure efficient operation, energy optimization, and safety
To reduce system automation
To eliminate the need for sensors
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a category of accessories in HVAC systems?
Power and Protection
Communication and Integration
Manual Override
Automation and Sensing
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of dampers in HVAC systems?
To control electrical power
To regulate airflow by opening or closing ducts
To measure temperature
To convert electrical energy into mechanical motion
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of damper is designed to close automatically during a fire?
Manual Damper
Smoke Damper
Fire Damper
Backdraft Damper
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of actuators in HVAC systems?
To measure air pressure
To convert energy into mechanical motion
To regulate electrical power
To monitor temperature
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a type of actuator?
Electric Actuator
Thermal Actuator
Solar Actuator
Magnetic Actuator
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of a Variable Frequency Drive (VFD) in HVAC systems?
To increase energy consumption
To control the speed and torque of an electric motor
To measure air quality
To regulate temperature manually
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