
Plumbing level 2 - PP 3.1 - Hot water

Quiz
•
Professional Development
•
University
•
Easy

Byron Morris
Used 11+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between head height and pressure in a gravity-fed hot water system?
Greater head height results in lower pressure
Head height does not affect pressure
Greater head height results in higher pressure
Pressure is constant regardless of head height
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the fullway gate valve in a hot water system?
To regulate the temperature of the water
To connect the cold feed to the CWSC
To stop the flow of water to the hot water system for maintenance
To increase water pressure
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the minimum length of the initial part of the hot distribution pipe?
600mm
300mm
450mm
500mm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the open vent pipe?
To increase water flow
To regulate water temperature
To prevent airlocks
To ensure safety in case of system overheating
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the required diameter for the open vent pipe?
25mm
15mm
18mm
22mm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where is the thermostat placed in a hot water cylinder?
One-third of the way up the cylinder
At the top of the cylinder
In the middle of the cylinder
At the bottom of the cylinder
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is temperature stratification in a hot water cylinder?
Temperature difference between the sides of the cylinder
No temperature difference in the cylinder
Uniform temperature throughout the cylinder
Temperature difference between the top and bottom of the cylinder
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