Unit 3 - Solar Energy || with Errorless Solutions 100%.
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Unit 3 - Solar Energy
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Unit 3 - Solar Energy
which of the following is an active form of solar power? correct answers using a solar-powered calculator
when excess energy is sent back into the grid, it is known as correct answers net metering
The use of solar power is increasing by correct answers 20 percent per year
which of the foll...
Unit 3 - Solar Energy || with Errorless Solutions 100%.
which of the following is an active form of solar power? correct answers using a solar-powered
calculator
when excess energy is sent back into the grid, it is known as correct answers net metering
The use of solar power is increasing by correct answers 20 percent per year
which of the following is an advantage of a grid-tied system? correct answers excess energy can
be sold back to the utility.
a solar boiler is a type of correct answers solar-generating systems
when a motorized system is used to adjust an array to follow the motion of the sun, it is known
as correct answers tracking
what is the current when the voltage is 120v and the resistance is 10 ohms? correct answers 12
amps
which of the following is true regarding series circuits? correct answers the resistance of the
circuit is equal to the sum of the individual resistances.
one hp is equal to correct answers 746 watts
if an electric heater uses 1,200w for 10 hours, the power consumed is correct answers 12kWh
the prefix kilo means correct answers 1,000
wiring two 30V/5A panels in series produces correct answers 60V/5A
Wiring solar panels in parallel correct answers increases the amperage but does not affect the
voltage
which of the following locations is likely to have the highest irradiance? correct answers a
mountaintop with cool temperatures but no dust and few cloudy days
the NEC requirements for PV installations can be found in correct answers NEC article 690
a type of PV panel having a characteristic flaked appearance is probably made up of correct
answers polycrystalline cells
the NEC requirements for stationary battery installations can be found in correct answers NEC
article 480
, an advantage in choosing FLA batteries over AGM batteries is that FLA batteries correct
answers are less expensive
the best charge controller for use in a cold climate is a correct answers MPPT charge controller
each piece of equipment in a PV system requires a disconnect per correct answers NEC section
690.15
PV panels are rated up to correct answers 600V
PV systems require the use of correct answers Cat III or IV meters
the total electrical load of a small hunting cabin is most likely to be served by a correct answers
3,600W system
suppose the sun rises at 6:00 am and sets at 9:00 pm. What time should you note the position of
the sun in order to determine true solar south? correct answers 1:30pm
the default azimuth angle for locations in the southern hemisphere is correct answers 0 degrees
during the spring equinox, the angle of declination is correct answers zero
suppose a customer lives in an area with four peak sun hours per day, uses an average of 36kWh
per day during the critical design month, and desires 50 percent replacement of grid power. what
is the required system size? correct answers 4,500Wh/day
suppose you have a standalone system with a daily load of 100 Ah, two days of autonomy, and a
DOD of 80 percent. What is the size of the battery bank? correct answers 160Ah
An array's Isc rating is 100A. the charge controller for the system must be rated at correct
answers 125A
An expansion joint is required for any array longer than correct answers 50 feet
all installed PC systems require a PE stamp indicating the rated correct answers wind load
a flat roof is most likely to use a correct answers rack mount
which of the following is often the result of dirty panels? correct answers inverter losses
which of the following is often the result of wiring too many panels in the same circuit? correct
answers burnt terminals
which of the following is likely to use dual-axis tracking system? correct answers a solar
concentrator system
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