what collective name is given for both light and heat energy from the Sun.
Illuminance
Irradiance
sunlight
Sunshine
The Sun is capable of producing vast amounts of heat and light. we call this Solar ...............?
light
radiation
flares
waves
Which figure best (stc) represents the average amount of heat and light that the sun can emit onto a 1m area on Earth, on a sunny day.
500 watts per square-metre
1500 watts per square-metre
1 kilo-watt per square-metre
750 watts per square-metre
What is meant by the term Insolation with reference to the energy from the Sun ?
Illuminance x time
Irradiance x time
power x time
heat x time
How many types of Insolation are there, with reference to energy from the sun.
One
Two
Three
Four
From the following list, identity one type of Insolation
direct
indirect
remote
reversed
From the following list, identity one type of Insolation
diffuse
indirect
reflected
polarised
Identify the type of Insolation that relates to the Sun's Irradiance reaching the ground, unobstructed.
direct
indirect
diffuse
polarised
Identify the type of Insolation that relates to the Sun's Irradiance reaching the ground by being reflected by particles in the atmosphere..
diffuse
indirect
direct
polarised
what is meant by the term 'photo voltaic'
picture-light
picture- voltage
light-electricity
light-radiation
What is the primary source material used for the production of photovoltaic cells.
steel
silicon
Copper
magnesium
From this list, which material is used for the production of photovoltaic cells.
teflon
silicone
aluminium
magnesium
What form does pure Silicon come in (as a Pure material)
liquid metal
crystal
rock
compound
What other substance can be added to pure Silicon to help turn it into Silicone ?
nitrogen
carbon
aluminium
boron
Which type of silicon is used to produce Pure silicon circular ingots for use as PV cells and have the highest efficiency.
Mono-crystalline
Polycrystalline
Ribbon pulled silicon
Amorphous Silicon
Which type of silicon is used to produce PV cells by first melting pure silicon and pouring it into square blocks Prior to cutting to size. The process also has minimal waste.
Mono-crystalline
Polycrystalline
Ribbon pulled silicon
Amorphous Silicon
Which type of silicon is used to produce PV cells by first melting pure silicon and drawing it out to the correct width and thickness before a laser cuts them to the correct length.
Mono-crystalline
Polycrystalline
Ribbon pulled silicon
Amorphous Silicon
Which type of silicon is used to produce PV cells very cheaply, and are the type of cell commonly found in toys and calculators.
Mono-crystalline
Polycrystalline
Ribbon pulled silicon
Amorphous Silicon
What term is used for a collection of small PV cells mounted into a single Unit.
a module.
an array.
a string.
a solar cell
What term is used for a group of PV modules, connected together in Series to provide a larger voltage,
a string.
an array.
it is still called a module.
a solar cell
What term is used for a Collection of PV strings, generally connected in Parallel to provide higher load-current applications.
an array.
a module.
it is still called a string.
a solar cell
What other substance can be added to pure Silicon to help turn it into Silicone ?
mercury
xenon
aluminium
oxygen
What other substance can be added to pure Silicon to help turn it into Silicone ?
hydrogen
boron
aluminium
steel
What other substance can be added to pure Silicon to help turn it into Silicone ?