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NABCEP Solar: PV Module IV Curve Basics
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Avg score: 79% • Most missed: “Voc is measured when:”

IV curve shows relationship between current (I) and voltage (V).
Key points:
• Voc = open-circuit voltage
• Isc = short-circuit current
• MPP = maximum power point (Vmp × Imp)

NABCEP Solar: PV Module IV Curve Basics
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8 Questions

1. MPPT stands for:
2. Shading affects IV curve by:
3. Maximum power point occurs where:
4. Isc is measured when:
5. Isc is measured when:
6. A damaged cell most directly reduces:
7. Power is calculated as:
8. MPPT stands for:

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