Nizzy2528 Nizzy2528
  • 20-05-2023
  • Physics
contestada

a parallel-plate capacitor is made of two square plates 20 cm on a side and 1.5 mm apart. the capacitor is connected to a 30-v battery. this time, starting from situation in (a), with the batteries disconnected (but capacitors still charged), the plates are pulled apart to a separation of 3 mm. what is the energy stored in the capacitor now?

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