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Phase 2 Cold Water System Installation

Quiz by Joe Fantini

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25 questions
Show answers
  • Q1
    What is the purpose of a cold water storage tank in a plumbing system?
    To increase water pressure
    To provide a reserve supply of water
    To filter the water
    To heat the water
    30s
  • Q2
    Which of the following materials is commonly used for cold water supply pipes?
    Steel
    Copper
    Lead
    Polyvinyl chloride (PVC)
    30s
  • Q3
    What is the minimum distance required between a cold water pipe and a hot water pipe to prevent heat transfer?
    50mm
    75mm
    25mm
    100mm
    30s
  • Q4
    What is the primary function of a pressure reducing valve in a cold water system?
    To filter sediment from water
    To increase water temperature
    To reduce and regulate incoming water pressure
    To prevent backflow of water
    30s
  • Q5
    What is the purpose of a stop valve in a cold water system?
    To control the flow of water through the system
    To heat the water
    To remove impurities from water
    To increase water pressure
    30s
  • Q6
    What should be the minimum size of a cold water pipe for a typical household supply?
    10mm
    15mm
    25mm
    20mm
    30s
  • Q7
    What is the primary reason for installing insulation on cold water pipes?
    To increase water pressure
    To prevent condensation and minimise heat gain
    To enhance water taste
    To reduce flow rate
    30s
  • Q8
    What does the term 'dead leg' refer to in plumbing systems?
    A section of pipe that is no longer in use
    A pipe that is blocked
    A pipe that is under pressure
    A pipe that is too short
    30s
  • Q9
    Which type of joint is commonly used to connect two sections of plastic piping in a cold water system?
    Solvent weld joint
    Solder joint
    Threaded joint
    Compression joint
    30s
  • Q10
    What is the primary function of an expansion vessel in a plumbing system?
    To store excess cold water
    To filter impurities from water
    To accommodate thermal expansion of hot water
    To increase water flow rate
    30s
  • Q11
    What is the main purpose of a cold water system in plumbing installations?
    To collect rainwater for irrigation
    To heat water for bathing
    To promote water circulation in heating systems
    To provide potable water for drinking and cooking
    30s
  • Q12
    Which pipe material is commonly used for cold water supply lines in residential plumbing?
    Cast Iron
    Concrete
    PVC
    Copper
    30s
  • Q13
    What is the recommended maximum distance for a cold water supply pipe run before a pressure booster may be required?
    50 feet
    150 feet
    300 feet
    200 feet
    30s
  • Q14
    What is a common method for connecting copper pipes in a cold water system?
    Clamping
    Welding
    Soldering
    Screwing
    30s
  • Q15
    What is the primary function of a cold water storage tank in a plumbing system?
    To filter impurities from water
    To store waste water
    To provide a reserve of water for consistent supply
    To heat water for showers
    30s

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