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WorksheetsPP4 Sanitary Appliances Quiz
Total questions: 55
Worksheet time: 28mins
What is one of the main purposes of sanitary appliances?
Cooking food
Heating the room
Maintaining personal hygiene
Storing food
Sanitary appliances used for washing, bathing, and showering typically remove water to where?
The kitchen sink
The soil stack or sometimes a gully
The rainwater harvesting system
The drinking water supply
What is the second main purpose of sanitary appliances
To filter drinking water
To remove human waste
To recycle greywater
To irrigate gardens
Where do appliances dispose of the waste when removing human waste?
The recycling bin
The compost heap
The foul sewer
The storm drain
Which of the following is considered a main appliance in plumbing?
Refrigerator
Toilet (WC)
Washing Machine
Oven
Which appliance is not typically found in a bathroom?
Bidet
Sink
Urinal
Dishwasher
What is the purpose of a wash-hand basin?
Cooking
Washing hands
Storing food
Heating water
Identify an appliance that is specifically designed for male use in public restrooms.
Shower cubicle/tray
Bath
Urinal
Wash-hand basin
What is vitreous china resistant to?
Magnets
Acid and alkali
Electricity
Rust
Which material is described as being used in public areas and resistant to vandalism?
Vitreous china
Stainless steel
Plastic
Copper
Which of the following appliances is NOT listed as being made from stainless steel?
WC pans
Wash-hand basins
Bidets
Kitchen sinks
What are the properties of vitreous china? (Select 3 that apply)
Fired from clay
Hygienic
Stain proof
Conforms to Department of Health specification
Which of the following is a characteristic of stainless steel as a material for appliances?
Many colours available
Conforms to Department of Health specification
Stain proof
Hygienic
What is the characteristic of fireclay as a material for plumbing appliances?
Light weight and warm to touch
Injection moulded and used for WC seats
Made from clay, robust but porous, and needs glazing
Vacuum moulded and easily scratched
Which of the following appliances are typically made from high-impact plastic?
Belfast, London and Butler sinks
Baths, bath panels, wash-hand basins, and shower trays
WC pans and basins for hospitals
WC seats, WC cisterns, and bath panels
What are the disadvantages of using acrylic for plumbing appliances?
Needs glazing and is robust
Easily scratched and damaged, needs reinforcing
Injection moulded and used for WC cisterns
Made from clay and is porous
What is a characteristic of enamelled cast iron used in plumbing appliances?
Lightweight and flexible
Fragile and easily damaged
Very robust and heavy
Soft and warm to touch
What does WC stand for in plumbing?
Water closet
Wash closet
Water chamber
Wash chamber
How many main types of WC pans are there?
One
Two
Three
Four
Which of the following is NOT a type of WC pan?
Wash down
Single-trap siphonic
Double-trap siphonic
Triple-trap siphonic
What is the most common type of WC in the UK?
Siphonic type
Wash down type
Pressure-assisted type
Composting type
What is the purpose of the design of the wash down type WC?
To minimize water usage
To increase the aesthetic appeal
To deliver the force of the water flush and volume of water to the pan to clear the contents
To make the installation process easier
What is the size of the integral water seal in the trap of a wash down type WC?
20mm
50mm
75mm
100mm
What are the advantages of a wash down type WC?
High water consumption and complex design
Efficient clearance and difficult cleaning
Efficient clearance and easy cleaning
Low water pressure requirement and high maintenance
What does the flush create in a single-trap siphonic system that helps with clearing the pan?
Positive pressure
Negative pressure (vacuum)
Centrifugal force
Gravitational pull
How is the flow of water described when a single-trap siphonic system is flushed?
The flow of water is unrestricted and drains quickly.
The flow of water is restricted and builds up in the pan.
The flow of water is steady and continuous.
The flow of water is reversed, creating a backflow.
What happens to the water in the pan of a single-trap siphonic system after it is flushed and builds up?
It overflows the pan.
It evaporates from the pan.
It is forced through a restricted trap neck, creating a vacuum.
It is recycled back into the system.
How common are double-trap siphonic systems in the UK?
Very common
Quite rare
The standard system
Not used at all
What is the operation noise level of a double-trap siphonic system when flushed?
Very loud
Moderate
Quiet
No sound at all
What happens when a double-trap siphonic system is flushed?
A vacuum is created between the two traps
Water is pumped into the bowl
The contents are pushed through with air pressure
Nothing happens
Which of the following is NOT a commonly manufactured style of WC (Water Closet)?
Close-coupled
Pedestal
Low-level
Wall-hung
Which WC style has a cistern connected to the pan with a long pipe, allowing the cistern to be installed at a higher level?
Close-coupled
Low-level
High-level
Back-to-wall (concealed)
What creates the watertight seal between the cistern and the WC pan?
Silicone caulk
A rubber sealing washer (doughnut)
Plumber's putty
Teflon tape
What is the diameter of the flush pipe that connects the cistern to the pan in a low-level toilet?
22mm
32mm
42mm
52mm
What secures the flush pipe to the pan in a low-level toilet?
A plastic clip
A metal clamp
A rubber bush
A silicone sealant
Which methods are used to flush a low-level toilet?
A lever or a pull chain
A handle or push buttons
A foot pedal or a sensor
A twist knob or a pull string
How far from ground level is the base of the cistern installed?
1m
2m
3m
4m
Why is the back-to-wall (concealed) cistern type popular?
It is less expensive than other types.
It is easier to install.
The cistern is totally concealed from view behind a panel.
It uses less water per flush.
Where are back-to-wall (concealed) cisterns often used, and why?
In homes, for aesthetic reasons.
In public areas, to avoid interference/vandalism.
In industrial areas, due to higher durability.
Outdoors, because they are weather resistant.
How can the WC pan of a back-to-wall (concealed) cistern be maintained?
By flushing it with strong chemicals.
By removing the panel in front of it.
By using a special kind of plunger.
It is maintenance-free.
How are back-to-wall (concealed) cisterns flushed?
By a pull chain.
By a wall-mounted handle, button, or sensor.
By a foot pedal.
By a lever attached to the toilet bowl.
What may be needed behind the wall to support a wall-hung toilet?
Additional piping
A supporting bracket
Decorative paneling
Special wall tiles
How can a wall-hung toilet be flushed?
By a pull chain
By a floor pedal
By a wall-mounted handle, button, or sensor
By a ceiling-mounted switch
What is the traditional way to flush a toilet called?
Gravitational pull
Siphonic action
Hydraulic discharge
Atmospheric release
What happens when the flushing handle is pushed down?
The cistern fills with water
The pin connected to the plunger lifts a column of water
The siphon action stops
Air is introduced into the system
What must be correctly sized to suit the cistern in a WC flushing system?
The flushing handle
The link pin
The siphon
The water supply pipe
What initiates the siphonic action in a WC flushing system?
The flushing handle being turned
The diaphragm on the plunger lifting a column of water up and over the top of the siphon
The cistern being refilled with water
The introduction of air into the system
When does the siphonic action stop in a WC flushing system?
When the flushing handle is released
When the cistern is empty
When air is introduced
When the water reaches a certain level
Which type of siphon is easier for maintenance and does not waste water?
One-part siphon
Two-part siphon
Full flush siphon
Part flush siphon
What is the full flush volume for a WC siphon as mentioned in the text?
4 litres
5 litres
6 litres
7 litres
What is the part flush volume for a WC siphon as mentioned in the text?
3 litres
4 litres
5 litres
6 litres
What feature is integrated into the dual flush valve to prevent overflow?
A manual shut-off switch
An integral overflow
A water level sensor
A backup reservoir
How can a dual flush valve be operated?
By a lever mechanism only
By a turn knob only
By a push button or remote sensor
By voice command
What does the larger section of a dual flush button typically trigger?
A part flush
A full flush
A cistern refill
A valve shutdown
What does the smaller section of a dual flush button typically trigger?
A full flush
A cistern refill
A part flush
A valve shutdown
