WorksheetsUnit 310 - 9189
Total questions: 30
Worksheet time: 45mins
What is the best direction for a solar collector to face for optimal efficiency?
North
East
South
West
Which directions are suitable for mounting a solar collector panel, despite a reduction in efficiency?
North, East, South
East, South, West
North, South, West
North, East, West
What happens to the efficiency of a solar thermal system if the collector is not facing due south?
It increases
It remains the same
It reduces
It becomes zero
What is the commonly used compromise angle for the tilt of a solar collector panel?
15 degrees
30 degrees
45 degrees
60 degrees
Why is it not practical to alter the tilt angle of the solar collector panel frequently?
It is too expensive
It requires too much energy
The sun's position changes too frequently
It is not practical to adjust it constantly
During which season is the sun's elevation higher relative to the horizon?
Spring
Summer
Autumn
Winter
What is the ideal orientation of the solar collector relative to the sun's rays?
Parallel
Perpendicular
At a 45-degree angle
At a 30-degree angle
What should you be aware of when positioning solar collector panels?
The color of the roof
The type of solar panels
Structures, trees, chimneys, and aerials that could shade the collector
The brand of the solar panels
Why might you need to visit the property at different times of the day when positioning solar collector panels?
To check the temperature
To note any shadows
To measure the wind speed
To see the color of the sky
What needs to be surveyed before installing a collector panel on a property?
The electrical wiring
The plumbing system
The roof area
The garden area
What additional factor needs to be considered when assessing the roof for mounting a collector panel?
The color of the roof
The age of the property
The forces exerted by the wind
The number of rooms in the property
What determines the demand for hot water in a property?
The size of the roof
The number of people living in the property
The type of heating system used
The location of the property
According to the rule of thumb, how much collector area is required per person in the property?
0.5–1 m²
1–2 m²
2–3 m²
3–4 m²
Which type of water heating system is not suitable for properties using under/over sink water heaters or electric showers?
Solar thermal systems
Gas water heaters
Electric water heaters
Combination boilers
What type of boiler is not compatible with solar thermal systems?
Combination boiler
Conventional boiler
System boiler
Condensing boiler
What modification is required for the hot water cylinder to connect a solar system and an auxiliary system?
Change to a dual-coil cylinder
Change to a single-coil cylinder
Change to a triple-coil cylinder
No modification needed
Which building regulation is concerned with the installation and testing of electrical controls and components?
Structure
Fire safety
Conservation of fuel and power
Electrical safety
What is the relevance of the building regulation related to fire safety?
It ensures the energy efficiency of the system and the building it is installed in.
It ensures hot water safety and water efficiency of the system installed.
It reduces the fire resistance of the building fabric when holes for pipes are made.
It reduces the moisture resistance of the building and allows the ingress of water.
Which building regulation addresses the conservation of fuel and power?
Structure
Fire safety
Conservation of fuel and power
Electrical safety
What is the relevance of the building regulation related to structure?
It ensures hot water safety and water efficiency of the system installed.
It ensures the energy efficiency of the system and the building it is installed in.
It ensures the installation and testing of electrical controls and components.
It considers extra load forces on the structure, particularly the roof structure.
Which building regulation is concerned with sanitation, hot water safety, and water efficiency?
Structure
Fire safety
Sanitation, hot water safety and water efficiency
Electrical safety
What is the relevance of the building regulation related to resistance to contaminants and moisture?
It ensures hot water safety and water efficiency of the system installed.
It reduces the moisture resistance of the building and allows the ingress of water.
It ensures the energy efficiency of the system and the building it is installed in.
It ensures the installation and testing of electrical controls and components.
Where does permitted development apply for the installation of a solar thermal system?
On a block of flats
In a commercial building
In a single-family home
In a shopping mall
Which of the following is NOT a location where a solar thermal system can be installed under permitted development?
In the grounds of a property
On a block of flats
In a shopping mall
As a stand-alone system in the grounds of a property
What is required for each installation of a solar thermal system under permitted development?
Planning permission
Meeting certain criteria
Approval from neighbors
Environmental impact assessment
What is the maximum protrusion allowed for a building-mounted solar thermal system above a wall or roof line?
100mm
150mm
200mm
250mm
What is the maximum height allowed for a stand-alone solar thermal system?
3.0m
4.0m
5.0m
6.0m
How far must a stand-alone solar thermal system be installed from the property boundary?
3.0m
4.0m
5.0m
6.0m
What is the maximum area allowed for a stand-alone solar thermal system?
6.0m²
7.0m²
8.0m²
9.0m²
What is the maximum length allowed for any dimension of a stand-alone solar thermal system?
2.0m
2.5m
3.0m
3.5m
