NABCEP SOLAR ASSOCIATE
PRACTICE - SEAN WHITE CORRECT
100%
12- 250W modules is how many kilowatts? - ANSWER3kW (12x250 = 3000W = 3KW)
5-peak sun hours per day is a measurement of - ANSWERInsolation or irradiation
A 10W light is on for 2 days, how much energy? - ANSWER480Wh or 0.48kWh
A temp corrected 10% increase in voltage from 40Voc is - ANSWER44Voc at cold
temperature
Between PV Source Circuit and PV Output Circuit - ANSWERCombiner Box
BIPV is - ANSWERBuilding Integrated Photovoltaics
Bypass diode location - ANSWERPV module junction box
Bypass diodes mitigate problems with - ANSWERShading
Hydraulic Analogy Voltage - ANSWERPressure
I is the symbol for - ANSWERCurrent
Inverters detect ac or dc ground faults? - ANSWERdc
Irradiance at peak sun - ANSWER1000W per square meter
Kilowatt in Watts - ANSWERkW = 1000 Watts
Longest shadow is on what day of year? - ANSWERWinter solstice (usually about
December 21)
Megawatt in Watts - ANSWERMW = One Million Watts
MPPT - ANSWERMaximum Power Point Tracking optimizes power from array
Optimal tilt for summer - ANSWERLatitude -15 degrees
Optimal tilt for winter - ANSWERLatitude +15 degrees
Other names for transformerless inverter - ANSWERungrounded, non-isolated or TL
PRACTICE - SEAN WHITE CORRECT
100%
12- 250W modules is how many kilowatts? - ANSWER3kW (12x250 = 3000W = 3KW)
5-peak sun hours per day is a measurement of - ANSWERInsolation or irradiation
A 10W light is on for 2 days, how much energy? - ANSWER480Wh or 0.48kWh
A temp corrected 10% increase in voltage from 40Voc is - ANSWER44Voc at cold
temperature
Between PV Source Circuit and PV Output Circuit - ANSWERCombiner Box
BIPV is - ANSWERBuilding Integrated Photovoltaics
Bypass diode location - ANSWERPV module junction box
Bypass diodes mitigate problems with - ANSWERShading
Hydraulic Analogy Voltage - ANSWERPressure
I is the symbol for - ANSWERCurrent
Inverters detect ac or dc ground faults? - ANSWERdc
Irradiance at peak sun - ANSWER1000W per square meter
Kilowatt in Watts - ANSWERkW = 1000 Watts
Longest shadow is on what day of year? - ANSWERWinter solstice (usually about
December 21)
Megawatt in Watts - ANSWERMW = One Million Watts
MPPT - ANSWERMaximum Power Point Tracking optimizes power from array
Optimal tilt for summer - ANSWERLatitude -15 degrees
Optimal tilt for winter - ANSWERLatitude +15 degrees
Other names for transformerless inverter - ANSWERungrounded, non-isolated or TL
