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    Capacitance Measurements

    If a substance has some capacitance, how do I measure it????? If I attach two parallel metal plates to it and treat the substance like a dielectric, how can I measure its capacitance? What components do I use??? :)
  2. S

    OP AMPS!!!!

    Hello :) I have started studying about op amps recently and what I have understood is that an OP AMP is basically just a really large resistor which can manipulate the direction of the flow of current. Is this correct. The gain is controlled by the resistors connected to the OP AMP. If this...
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