
Unit 306: Hot Water Systems PPT1 PH2
Authored by William Heron
Science
12th Grade

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary difference between vented and unvented hot water systems?
Vented systems use a storage tank, while unvented systems do not.
Unvented systems use a storage tank, while vented systems do not.
Both systems use storage tanks.
Neither system uses storage tanks.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a hot water system, a _______ system typically requires a storage tank.
vented
unvented
both
neither
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a criterion to consider when designing a hot water system for a dwelling?
Color of the walls
Size of the property
Type of flooring
Brand of appliances
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When installing a hot water system, the _______ of fuel to be used is an important consideration.
color
type
brand
price
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a 'passive dead leg' in the context of water supply regulations?
A pipe that is too short
A pipe that is too long
A pipe that has no water flow
A pipe that is not insulated.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Larger properties require more hot water, which may be supplied by ________.
Smaller hot water cylinder
Instantaneous hot water
Cold water storage
Electric heaters
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an important factor when considering the number of hot water outlets?
The color of the boiler
The type of fuel used
The exclusion of certain appliances like a combination boiler
The size of the room.
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