Recent content by BananaChris

  1. BananaChris

    B How do I define a second properly?

    I recently thought about time. And I know from my days in school, that a second is determined by the radiation of Caesium-133. But I also know, that the duration of a second depends of where you measure it...like on a planet with a huge mass traveling very fast OR on a planet with low mass...
  2. BananaChris

    Calculating voltmeter resistance in DC circuit

    The first calculation is simply a voltage divider where you can determine the resulting resistance after puting the voltmeter across R1 => Rx. Then take Rx and calculate back using the formula you use when you have two resistors in parallel and want to know the total resistance. you don't need...
  3. BananaChris

    Calculating voltmeter resistance in DC circuit

    https://www.physicsforums.com/attachments/96995
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