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Arrangement of an oxygen ion and two hydrogen ions in a water molecule is shown in figure below. Calculate electric dipole moment of water molecule. - Physics (Theory)

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प्रश्न

Arrangement of an oxygen ion and two hydrogen ions in a water molecule is shown in figure below.

Calculate electric dipole moment of water molecule. Express your answer in terms of e (charge on hydrogen ion), l and θ.

संख्यात्मक

उत्तर

P1 = P2 = e × l

P = 2p cos α

= 2 e × l cos `(θ/2)`

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