
Cold water systems - Noise faults
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University
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Byron Morris
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common cause of most noises within a cold water system?
High pressure and flow rates
Faulty electrical wiring
Low pressure and flow rates
Improper installation of appliances
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What tends to be the noise when a tap with a split or worn washer is opened?
Complete silence
A loud bang
A humming or squealing noise
A gurgling sound
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the usual solution for a faulty tap washer causing noise?
Replacing the entire tap
Fitting a new washer
Ignoring the noise
Tightening the tap
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can cause a very loud hum throughout the pipework, especially if the cistern is in a roof space?
Loose pipework
A blocked pipe
High water pressure
Faulty float-operated valve washer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is referred to as 'water hammer'?
The sound of a dripping tap
The sound of water boiling in pipes
A violent banging within the system caused by loose or incorrectly supported pipework
A tool used by plumbers
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What effect does air trapped in the radiators have on a heating system?
Increases the efficiency of the heating system
Causes uneven heating and noise
Reduces the need for maintenance
Has no effect on the system
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you prevent 'water hammer' in your plumbing system?
By tightening all the taps in the house
Installing water-softening units
Securing loose pipework and installing shock arrestors
Increasing the water pressure
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