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Module 3 Test Questions
Adams County WIRED Initiative
“Renewable Energy: Building a Skilled Workforce for Solar Solutions”
***
Test Questions: Module 3
Photovoltaic Fabrication and Assembly Processes and Assembly Methods
January 15, 2009
INSTRUCTIONS:
Please select the correct answer by placing an “X” next to it. Each question
has only one correct answer.
1.
Which type of material is used in solar cells?
____ (a)
Liquids
____ (b)
Semi-conductors
____ (c)
Metals
____ (d)
Insulators
2.
A solar cell needs at least two semiconductors: p-type (positive) and n-type (negative).
____ (a)
True
____ (b)
False
3.
A solar PV module consists of:
____ (a)
Multiple solar cells
____ (b)
One solar cell
____ (c)
A piece of a solar cell
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Module 3 Test Questions
4.
Which one is NOT a main purpose of the vacuum in vacuum deposition?
____ (a)
To clean the laboratory
____ (b)
To spread out the atoms
____ (c)
To reduce contamination
5.
Vapor depositions, plasma spraying, and sputtering are examples of ways to:
____ (a)
Raise the relative humidity
____ (b)
Deposit a thin film of semi-conductor
____ (c)
Antagonize the electrons
6.
The most common technique today for manufacturing thin-film, amorphous silicon PV (a-Si)
cells is large area glow discharge deposition.
____ (a)
True
____ (b)
False
7.
When a glow discharge tube is energized, electrons go toward the negative cathode and ions
go toward the positive anode.
____ (a)
True
____ (b)
False
8.
Which one is NOT a step in the Roll-to-Roll a-Si PV Manufacturing Process?
____ (a)
Web Washing
____ (b)
Spin test of the hard drive
____ (c)
Back Reflector Deposition (Ag / ZnO)
____ (d)
a-Si Alloy Deposition
____ (e)
Anti-Reflective (AR) Coating = Transparent Conductive Oxide (TCO
9.
When you see vapor coming off of solid dry ice you are seeing what phase change process?
____ (a)
Sublimation
____ (b)
Melting
____ (c)
Evaporation
____ (d)
Phase modulation
Agnes Talamantez Carroll & Associates
Education & Training - a multi-platform content provider
agnes@atc-associates.com
303.632.8245
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Module 3 Test Questions
10.
What laboratory in Colorado works on close-space sublimation and other solar PV
manufacturing experiments?
____ (a)
National Oceanic and Atmospheric Administration
____ (b)
National Center for Atmospheric Research
____ (c)
National Renewable Energy Laboratory
____ (d)
Lightning Data Center
11.
Which one is not an element in CdTe?
____ (a)
Tellurium
____ (b)
Potassium
____ (c)
Cadmium
12.
Which one is not an element in CIGS?
____ (a)
Gallium
____ (b)
Indium
____ (c)
Selenium
____ (d)
Copper
____ (e)
Uranium
13.
Which is not an advantage of vacuum deposition techniques?
____ a.
High-purity films can be deposited
____ b.
Source of material can be a solid in any form and purity
____ c.
The resulting thin-film module is more efficient than a crystalline module
____ d.
Deposition monitoring and control are relatively easy
14.
Which is NOT one of the assembly steps in the manufacturing process?
____ a.
Cell sorting
____ b.
Cell alignment
____ c.
Ribbon soldering
____ d.
Magnetic resonance
15.
Sputtering is a technical term used in the manufacturing of thin film photovoltaic cells.
____ True
____ False
Agnes Talamantez Carroll & Associates
Education & Training - a multi-platform content provider
agnes@atc-associates.com
303.632.8245
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Module 3 Test Questions
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