Solar Basics Test

Quiz

A single silicon wafer with conductive raceways is called a

  • solar module
  • solar cell
  • solar array
  • solar panel

What is a solar array?

  • A solar system on a commercial building
  • A solar system on a residential building
  • Multiple solar panels connected together
  • Multiple solar cells connected together

A wafer that has multiple pieces of silicon mashed together is called a _______________ wafer.

A wafer that has multiple pieces of silicon mashed together is called a  wafer.

Monocrystalline panels are less efficient but are also less expensive.

  • Monocrystalline panels are less efficient but are also less expensive.

What does PV stand for?

  • Photovoltaic
  • Pure Voltage
  • Polyvicose
  • Photovicose

The photons from light hit the silicon cells and knock loose some _____________ which create an electric current that produces electricity.

The photons from light hit the silicon cells and knock loose some which create an electric current that produces electricity.

True/False: A solar panel has no moving mechanical parts.

  • A solar panel has no moving mechanical parts

True/False: A solar panel is less efficient in the summer.

  • A solar panel is less efficient in the summer

What is the most common solar panel used by IWS?

  • Renesola
  • Solar World
  • Sun Power
  • Mitsubishi

Which panel is made in America?

  • Renesola
  • Solar World
  • Sun Power
  • Mitsubishi

Which panel is reinforced to reduce microfractures?

  • Renesola
  • Solar World
  • Sun Power
  • Mitsubishi

Which panel has the highest wattage and highest efficiency rating?

  • Renesola
  • Solar World
  • Sun Power
  • Mitsubishi

What is the most common type of solar system IWS installs (over 90% of business)?

  • Grid tied system
  • Hybrid system
  • Off-grid system
  • Micro-string system

What type of system would you recommend to someone that can’t, or doesn’t want to, be connected to the grid?

  • Grid tied system
  • Hybrid system
  • Off-grid system
  • Micro-string system

What type of system would you recommend to someone that wants to have backup power if the grid goes down?

  • Grid tied system
  • Hybrid system
  • Off-grid system
  • Micro-string system

What type of system would you recommend to someone that only wants to eliminate their power bill?

  • Grid tied system
  • Hybrid system
  • Off-grid system
  • Micro-string system

Which system is the most affordable?

  • Grid tied system
  • Hybrid system
  • Off-grid system
  • Micro-string system

The following are viable options for backup power when the grid goes down:

  • Enphase micro-inverter
  • SMA box
  • Generator
  • Batteries

Which of the following is a description of what it means to be “off-grid”.

  • Power bill has been eliminated
  • Home has backup power if the grid goes down
  • System produces more power than is needed
  • Home is completely independent from the power grid

True/False: The SMA inverter can provide power to one outlet when the grid goes down and the sun is shining.

  • The SMA inverter can provide power to one outlet when the grid goes down and the sun is shining

True/False: While the grid is working, a hybrid system works just like a grid tied system.

  • While the grid is working, a hybrid system works just like a grid tied system

True/False: A grid tied system will produce power for the home when the grid goes down, but only during the daytime.

  • A grid tied system will produce power for the home when the grid goes down, but only during the daytime

What direction is optimal for solar panels?

The ideal position of a roof is one that faces due 

True/False: IWS will always tilt the panels on the roof to ensure they are perpendicular to the sun for maximum efficiency.

  • IWS will always tilt the panels on the roof to ensure they are perpendicular to the sun for maximum efficiency

Which of the following components are necessary when installing a solar mounting system?

  • Base plate
  • Silicon
  • Flashing
  • L-foot
  • Railing

IWS can install Solar on the following roof types:

  • Wood shake
  • Asphalt
  • Spanish tile
  • Flat tile

True/False: If plastic sewer exhaust vents are in the way, they can be cut down and installed over.

  • If plastic sewer exhaust vents are in the way, they can be cut down and installed over

Flat roofs are usually installed with the following type of mounting system:

  • Snap 'n' Rack
  • Solar Edge
  • Ballasted
  • Tilt and lag

If there is not enough south facing roof space, the panels can be mounted on the roof in the following direction(s):

  • North
  • East
  • West
  • None of the above

True/False: Inverters are necessary because solar panels produce AC power and a home uses DC power.

  • Inverters are necessary because solar panels produce AC power and a home uses DC power.

Power runs from the solar panels, to the inverter, and then to the:

Power runs from the solar panels, to the inverter, and then to the 

If one solar panels is shaded on a string inverter, then the other panels:

  • Shut down
  • Are not affected
  • Reduce in efficiency equal to the shaded panel
  • Increase in efficiency to make up the difference

If batteries are going to be used, you must use the following type of inverter:

  • Micro-inverter
  • String inverter
  • Enphase
  • Net meter

True/False: On a string inverter, panels on the same string need to be facing the same direction.

  • On a string inverter, panels on the same string need to be facing the same direction

Which of the following inverters are the least expensive?

  • String inverter
  • Micro-inverter
  • Solar edge
  • Net metered

Which inverter offers a one outlet secure power supply that works when the grid goes down and the sun is up?

  • Enphase
  • Micro inverter
  • Solar Edge
  • SMA

True/False: Micro-inverters allow panels to run independently from each other. Shading on one will not affect any of the others.

  • Micro-inverters allow panels to run independently from each other. Shading on one will not affect any of the others

True/False: Enphase allows for individual panel production monitoring of the panels.

  • Enphase allows for individual panel production monitoring of the panels

True/False: Panels with a micro-inverter need to be facing the same direction to be fully efficient.

  • Panels with a micro-inverter need to be facing the same direction to be fully efficient

The following needs to be done for a micro-inverter to be hooked up to backup power:

  • Power from panels needs to go to batteries before the meter
  • Enphase inverters must be installed
  • Micro-inverters must feed into SMA box
  • Backup power cannot be hooked up to a micro-inverter

True/False: With the Enphase Envoy system, the solar installer can monitor each panels production individually and in real time.

  • With the Enphase Envoy system, the solar installer can monitor each panels production individually and in real time

Which type of inverter uses a DC optimizer to individually monitor panel production on a string inverter?

  • Enphase
  • SMA
  • Solar Edge
  • Sunny Boy

Which system combines the string inverter advantage of being able to add batteries with the micro-inverter advantage of individual panel monitoring?

  • Enphase
  • SMA
  • Solar Edge
  • Sunny Boy

True/False: Wiring from the panels to the inverter and meter will go through the attic and down through the soffit to the outside, or through the attic and down through the garage ceiling if in the garage.

  • Wiring from the panels to the inverter and meter will go through the attic and down through the soffit to the outside, or through the attic and down through the garage ceiling if in the garage

True/False: Kilowatts are a measurement of how much power is being used in the home.

  • Kilowatts are a measurement of how much power is being used in the home

In northern Utah, 1 kW will produce ___________ kWh per month facing due south in northern Utah.

In northern Utah, 1 kW will produce  kWh per month facing due south in northern Utah.

How many kWh will a 4 kW system produce per month?

  • 400
  • 500
  • 600
  • 700

On average, how many kWh will be produced with a $160 per month power bill (rounded up)?_______________

On average, how many kWh will be produced with a $160 per month power bill (rounded up)? 

What size of a system will be needed to cover a $150 per month power bill? ________________

  • 14.34 kW
  • 13.64 kW
  • 10.9 kW
  • 6.82 kW

True/False: Installing a "net-meter" will provide backup power to one outlet.

  • Installing a "net-meter" will provide backup power to one outlet

Approximately how many panels would a system need to replace a power bill of $90 (rounded up)?

  • 6
  • 28
  • 18
  • 24

Approximately how many panels would a system need to replace a power bill of $190 (rounded up)?

  • 43
  • 28
  • 62
  • 39

If a power bill is less than $150 per month, what is the estimated kWh rate they would be charged?

  • .13
  • 275
  • .11
  • 125

If a power bill is more than $150 per month, what is the estimated kWh rate they would be charged?

  • .13
  • 275
  • .11
  • 125

What is the multiplier used to convert estimated kWh to estimated kilowatts?

  • .13
  • 275
  • .11
  • 125

What information would you collect to give an official bid instead of simply an estimate?

  • The actual average monthly dollar on the bill
  • The actual average monthly kWh usage from the bill
  • The actual average monthly kW usage from the bill
  • None of the above

If a customer is paying a $100 dollar per month power bill today, what would their total cost of energy be in 25 years if rates continued to rise 5% annually?

  • $16,200
  • $42,500
  • $57,000
  • $26,000

If a customer is paying a $100 dollar per month power bill today, what would their total cost of energy be in 25 years if they went solar (after incentives)?

  • $16,200
  • $42,500
  • $57,000
  • $26,000

True/False: A customer that goes solar will pay and average of $0.06 per kWh over 25 years. If rates continue to rise 5% annually, a customer will pay an average of $0.21 per kWh by continuing to rent from a utility company

  • A customer that goes solar will pay and average of $0.06 per kWh over 25 years. If rates continue to rise 5% annually, a customer will pay an average of $0.21 per kWh by continuing to rent from a utility company

True/False: Energy costs have risen dramatically and have nearly doubled as a fraction of family budgets since 2001.

  • Energy costs have risen dramatically and have nearly doubled as a fraction of family budgets since 2001

Will a solar system still work if the power grid goes down?

  • Yes
  • No
  • No, unless they have batteries or a generator
  • No, unless they have a SMA-TL inverter
  • No, unless they have Enphase micro-inverters

True/False: Panels can be added to a system after it is installed simply and inexpensively.

  • Panels can be added to a system after it is installed simply and inexpensively

How long will a solar system last?

  • Panels may last 35-40 years, but they are warrantied with guaranteed production for 25
  • Enphase micro-inverters have a 25 year warranty
  • String inverters have a 10-12 year warranty
  • 25 year extended warranties are available
  • No one knows

Which of the following statements are true about snow and solar panels?

  • The estimated system production accounts for snow days
  • Snow will sluff off quickly in the sun
  • If the sun is not out to melt the snow, then it wouldn't be producing anyway
  • Snow will not reduce the panel's efficiency
  • Snow can be removed

What maintenance does a solar system require?

  • Annual cleaning of the panels
  • None, unless the system includes batteries
  • Inverter optimization
  • Net meter optimization

True/False: It is a smart financial decision to buy extra panels for my home so I can sell the power back to my utility company.

  • It is a smart financial decision to buy extra panels for my home so I can sell the power back to my utility company

True/False: A net meter runs forwards when a home is using power from the grid, and backwards when using power from solar panels.

  • A net meter runs forwards when a home is using power from the grid, and backwards when using power from solar panels

What incentives are available?

  • 10% county credit
  • 30% federal tax credit
  • 25% state credit (up to $2000)
  • Rocky Mountain Power lottery
  • Intermountain Community Solar Initiative

What is the ICSI?

  • Intermountain Community Solar Initiative
  • Intermountain Crime Scene Investigation
  • Intermountain Caped Superhero Intervention
  • "I Can't Say Indeterminately"

True/False: The Intermountain Community Solar Initiative allows average homeowners to take advantage of bulk order pricing for solar systems.

  • The Intermountain Community Solar Initiative allows average homeowners to take advantage of bulk order pricing for solar systems

True/False: The ICSI is available to everyone at anytime without limits or deadlines.

  • The ICSI is available to everyone at anytime without limits or deadlines

The average installed cost savings with the ICSI:

  • $10,000-$20,000
  • $2,000-$6,000
  • $5,000-$8,000
  • $1,000-$3,000

Bulk purchasing through the ICSI reduces the following costs:

  • Panel prices
  • Inverter prices
  • Component prices
  • Labor prices

True/False: Costs are reduced with the ICSI, but the quality of products and workmanship are reduced as well.

  • Costs are reduced with the ICSI, but the quality of products and workmanship are reduced as well

The key to the effectiveness of selling with the ICSI is:

  • Cost
  • Peer-pressure
  • Education
  • Urgency