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A company claims their new battery uses a liquid electrolyte but calls it a solid-state battery. What is the main problem with this claim?

medium📝 Analysis Q14 of 15
EV Technology - Future Battery Technologies
A company claims their new battery uses a liquid electrolyte but calls it a solid-state battery. What is the main problem with this claim?
ASolid-state batteries cannot be charged
BLiquid electrolytes make batteries safer
CSolid-state batteries must use solid electrolytes, not liquid
DLiquid electrolytes increase battery lifespan
Step-by-Step Solution
Solution:
  1. Step 1: Define solid-state battery requirements

    By definition, solid-state batteries use solid electrolytes to move ions.
  2. Step 2: Identify the contradiction

    If the battery uses liquid electrolytes, it cannot be called solid-state.
  3. Final Answer:

    Solid-state batteries must use solid electrolytes, not liquid -> Option C
  4. Quick Check:

    Solid electrolyte required = true [OK]
Quick Trick: Solid-state means solid electrolyte only [OK]
Common Mistakes:
  • Believing liquid electrolytes improve safety
  • Thinking solid-state batteries can't charge
  • Assuming liquid electrolytes increase lifespan

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