
GMJ 9189 Phase 2 cold water MCQ
Authored by Glen Johnson
Physics
Professional Development
Used 123+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A kitchen sink relies on what type of air gap between the spillover level and the tap outlet?
AUK2
AUK3
AG
AA
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To eliminate the risk of contamination from undue warming, the cold water pipework must never be allowed to exceed what temperature?
20ºC
25ºC
30ºC
35ºC
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which one of the following fluid categories does the domestic waste water from a washbasin fall?
Category 1
Category 2
Category 3
Category 4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The type of non-mechanical backflow prevention used on a domestic washbasin is known as:
AUK 1
AUK 2
AUK 3
AUK 4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following types of taps typically requires a single check valve to protect against backflow from cross-connection with fluid category 2 water?
High neck pillar tap
Bib tap
Bi-flow mixer tap
Mixer tap
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the minimum head requirement for a gravity fed shower?
150mm
750mm
1,000mm
1,150mm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When preparing to disinfect a cold water system within an occupied block of flats, what should be placed at each outlet?
A contact number for the plumber
Warning notices
Neutralising agents
Residual chlorine test kits
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