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Gaokao Physics Practice Question

关于静电场,下列结论普遍成立的是

  1. A.电场中任意两点之间的电势差只与这两点的场强有关
  2. B.电场强度大的地方电势高, 电场强度小的地方电势低
  3. C.将正点电荷从场强为零的一点移动到场强为零的另一点, 电场力做功为 零
  4. D.在正电荷或负电荷产生的静电场中, 场强方向都指向电势降低最快的方 向

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