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20 questions
Solar (or PV) cells are made of many individuals cell stacked together, and these are made of materials called ______________.
diodes
electrometals
semiconductors
solarductors
Who discovered solar cells?
Edmund Becquerel
Charles Fritts
Albert Einstein
Jan Czochraiski
Which company began the modern age of solar technology in 1954?
AT&T
NASA
Bell Labs
Solar International
Solar cells first became a practical energy source for NASA for what application?
Space Shuttle
Rocket boosters
Rovers
Satellites
What are the two major types of PV systems available in the marketplace today?
Mirror plate and dual axis tracking
Flat Plate and concentrators
Flat plate and circular plate
Mirror plate and concentrators
In order to create higher current, solar cells are connected in ______________.
inverters
series
parallel
wires
In order to increase voltage, several solar cells are connected in __________________.
inverters
wires
parallel
series
The electricity generated from a solar panel is fed into the electricity grid using ____________________.
wires
inverters
semiconductors
panels
What is the photovoltaic effect?
Process of creating photons from voltage
Process of converting kinetic energy into electricity
Process of creating light from electricity
Process of converting sunlight into electricity
PV cells are connected together to increase power output and form modules which are then assembled together into larger units called _____________________.
arrays
cell blocks
grids
mega-modules
What is the unit for power?
amps
watts
joules
newtons
What is the basic unit of light and other forms of electromagnetic radiation?
Atom
Proton
Electron
Photon
The electromagnetic spectrum describe the entire range of light radiation from ___________ to ______________.
ultraviolet, infrared
x-rays, radio waves
gamma rays, radio waves
gamma rays, microwaves
What is equal to the amount of energy gained by an unbound electron as it accelerates through an electrostatic difference on one volt?
coulomb
joule
electric charge
electron volt
What is the amount of energy required to free an outer shell electron from its orbit to a free state?
band gap
electron volt
wavelength
photovoltaic
What is the intentional introduction of impurities into an intrinsic semiconductor for the purpose of modulating its electrical, optical and structural properties?
Doping
Conduction
Impurification
Electromagnetic field
Material that has free "holes" instead of electrons is what type of silicon?
p-type
n-type
z-type
h-type
Which material below is not used for PV panels?
Cadmium Telluride (CdTe)
Copper-indium selenide (CulnSe2)
Gallium Arsenide (GaAs)
Fiberglass (FiGl)
Which French car company introduced the Eclectic hybrid car?
Renault
Venturi
Citroen
Bugatti
Which device converts direct current (DC) from a PV system to alternating current (AC) used by appliances in a house?
inverter
diode
alternator
battery
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