An electric charge $10^{-8}\  C$  is placed at the point $ (4\,m, 7\,m, 2\,m)$. At the point $(1\,m, 3\,m, 2\,m)$, the electric

  • A

    potential will be $18\, V$

  • B

    field has no $Y-$ component

  • C

    field will be along $Z-$ axis

  • D

    potential will be $1.8 \,V$

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