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Gaokao Physics Practice Question

关于静电场的电场强度和电势,下列说法正确的是

  1. A.电场强度的方向处处与等电势面垂直
  2. B.电场强度为零的地方, 电势也为零
  3. C.随着电场强度的大小逐渐减小, 电势也逐渐降低
  4. D.任一点的电场强度总是指向该点电势降落的方向

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