
Air Conditioning Systems Quiz
Authored by David Baker
Architecture
Professional Development
Used 2+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference between a single split AC system and a multi-split system?
Single split uses a compressor, while multi-split uses a condenser
Single split operates in a similar way to refrigerators, while multi-split operates in a similar way to freezers
Single split is for a single room, while multi-split is for multiple rooms
Single split has an internal and external unit, while multi-split only has an internal unit
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of an Air handling unit (AHU)?
To remove heat from the refrigerant gas
To draw room air across the heat exchanger
To compress gas and give off heat
To condition and distribute air within a building
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
State 3 types of ducted air conditioning system.
VRV, VAV, Dual duct
Split system, Central plant, Dual duct
CAV, VAV, split system
Single split, Multi-split, VRV
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Briefly explain how a simple air conditioning system works.
It takes fresh ambient air, cleans it, heats or cools it, and forces it through a wind tunnel around a building
It conditions individual rooms as stand-alone units using an internal and external unit
It uses a compressor, condenser, expansion valve, and evaporator in a refrigeration process
It compresses water to give off heat, then expands gas to have a cooling effect
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does VRF stand for and how does it work? How is it different to ducted systems?
Variable Refrigerant Flow, it connects to one or more air handlers and incurs minimal energy loss compared with forced air systems
Variable Refrigerant Volume, it uses a three-pipe distribution system and requires a backup heat source, unlike ducted systems
Variable Refrigerant Fluid, it uses a main refrigeration unit to feed a single storey of a building, and it saves space by not using air ducts
Variable Refrigerant Volume, it has a drainage system to remove condensate when cooling and requires ductwork, unlike ducted systems
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a condenser in an air conditioning system?
To compress the refrigerant gas
To distribute conditioned air within a building
To remove heat from the refrigerant gas
To draw room air across the heat exchanger
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of an expansion valve in an air conditioning system?
To compress the refrigerant gas
To remove heat from the refrigerant gas
To distribute conditioned air within a building
To reduce the pressure of the refrigerant gas
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