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NABCEP PRACTICE EXAM QUESTIONS AND ANSWERS GRADED A+ 2024/2025
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NABCEP PRACTICE EXAM QUESTIONS AND ANSWERS GRADED A+ 2024/2025
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NABCEP PRACTICE EXAMQUESTIONS
An off-grid set up has a 1HP pump that is on 10% of the time and a 20W light this is on
100% of the time. What is the energy use in step with month? - ANS68kWh
- ANS
What type of ground faults do most inverters discover? - ANSDC
- ANS
Current carrying capacity of a conductor (twine) is known as... - ANSAmpacity
- ANS
According to ohms law and voltage drop, the connection between voltage and cutting-edge
is... - ANSProportional
- ANS
An array in sacramento California in August isn't producing as predicted. Which of the
following is a likely hassle? - ANSDecreased ac twine length and voltage loss
- ANS
When the use of a digital multimeter, what is the primary factor you have to do? -
ANSInspect the meter
- ANS
Which is the worst design blunders? - ANSDifferent tilt angles in a PV source circuit
- ANS
The low design temperature is -20 ranges celsius and the Voc temperature correction
element on your PV is -0.34%/levels celsius. The traits of your module are Isc = 8A, Voc =
29V. How many modules are you able to placed inside the series for an inverter that cannot
go over 500V? (-20°C - 25°C = -45°C) (-forty five°C × -zero.34%/°C = 15.Three% growth
Voc) (1.15 × 37Voc = 42.6V bloodless) (500V/forty two.6V= ?) - ANS11 (11.7)
- ANS
MPPT is for... - ANSoptimizing electricity from a PV array
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