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EV Charging Connectors Quiz

Eight questions on the connectors that matter in 2026 — J1772, Type 2, CCS Combo 1/2, CHAdeMO, NACS — plus the adapters that bridge them.

8 questions · Beginner · Charging Infrastructure
Q1. What is the AC charging standard in North America?
Q2. CCS Type 1 and CCS Type 2 are:
Q3. Which connector does Tesla use natively in North America (as of 2025)?
Q4. CHAdeMO is most associated with which region?
Q5. A non-Tesla EV with a CCS Type 1 inlet wants to use a Tesla Supercharger. What does it need?
Q6. Why does Europe use Type 2 / CCS Type 2 instead of NACS?
Q7. A J1772-to-NACS adapter is included with every Tesla. What is it used for?
Q8. Which is true about charging speed and connectors?

When connector matters

The big practical question: can my EV plug in here? If not, do I need an adapter? Eight questions to test the basics. The compatibility checker tool covers all 36 combinations if you want to look something up specifically: Connector Compatibility Checker.

Topics covered

  • J1772, Type 2, CCS Combo 1/2, CHAdeMO, NACS — what each is and where
  • Regional adoption patterns
  • Adapters and when they’re needed
  • The NACS transition in North America
  • Why connector type ≠ charging speed

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