NABCEP solar Associate practice - Sean White Questions with Correct Answers
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Course
NABCEP
Institution
NABCEP
12- 250W modules is how many kilowatts? Correct Answer-3kW (12x250 = 3000W = 3KW)
5-peak sun hours per day is a measurement of Correct Answer-Insolation or irradiation
A 10W light is on for 2 days, how much energy? Correct Answer-480Wh or 0.48kWh
A temp corrected 10% increase in voltage fr...
NABCEP solar Associate practice - Sean White
Questions with Correct Answers
12- 250W modules is how many kilowatts? Correct Answer-3kW
(12x250 = 3000W = 3KW)
5-peak sun hours per day is a measurement of Correct Answer-
Insolation or irradiation
A 10W light is on for 2 days, how much energy? Correct Answer-
480Wh or 0.48kWh
A temp corrected 10% increase in voltage from 40Voc is Correct
Answer-44Voc at cold temperature
Between PV Source Circuit and PV Output Circuit Correct Answer-
Combiner Box
BIPV is Correct Answer-Building Integrated Photovoltaics
Bypass diodes mitigate problems with Correct Answer-Shading
Cold module Temp is 40C, Inverter max input is 110V, what is max PV
in series? Correct Answer-2 in series
, Concentrated PV works on a cloudy day T or F Correct Answer-False,
only with direct sunlight
Concentrated PV works with this kind of tracker Correct Answer-2-axis
Current carrying ability of conductor (wire) Correct Answer-Ampacity
Difference from -10C and STC is Correct Answer-Delta T is -35C
Good tilt for annual production in most of USA Correct Answer-30
degrees or latitude
High elevation can increase current because of Correct Answer-
decreased atmosphere
Horsepower in Watts Correct Answer-746 Watts
How much 10% efficient PV can you fit on 10 square meters? Correct
Answer-1000W or 1 kW
Hydraulic Analogy for Current Correct Answer-Flow
Hydraulic Analogy Voltage Correct Answer-Pressure
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