C1和C2两空气电容器并联起来接上电源充电,然后将电源断开,再把一电介质板插入C1中,则()A、C1和C2极板上电量都不变B、C1极板上电量增大,C2极板上电量不变C、C1极板上电量增大,C2极板上电量减少D、C1极板上电量减少,C2极板上电量增大

C1和C2两空气电容器并联起来接上电源充电,然后将电源断开,再把一电介质板插入C1中,则()

  • A、C1和C2极板上电量都不变
  • B、C1极板上电量增大,C2极板上电量不变
  • C、C1极板上电量增大,C2极板上电量减少
  • D、C1极板上电量减少,C2极板上电量增大

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