The electric field required to keep a water drop of mass m just to remain suspended, when…

Physics · Class 12 · CBSEElectric Charges and Fields

The electric field required to keep a water drop of mass m just to remain suspended, when charged with one electron, is

  1. mg
  2. \(\frac{m g}{e}\)
  3. emg
  4. \(\frac{e m}{g}\)

Answer

(B) m g e

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