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Most powerful battery

  1. May 22, 2003 #1
    what is the most powerful battery existing (by powerful i mean by power capacity/size ratio)
  2. jcsd
  3. May 22, 2003 #2


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    Staff: Mentor

    Do you mean how FAST or how MUCH? Lead/acid (car) batteries can discharge VERY quickly, so they can probably supply the most wattage (but for a short time), but lithiums have the most total capacity.

    Batteries are typically rated for amp or miliamp hours and they are labeled as such.
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