$A$ beaker contains water up to a height $h_{1}$ and kerosene of height $h_{2}$ above water. The total height of (water $+$ kerosene) is $(h_{1} + h_{2})$. The refractive index of water is $\mu_{1}$ and that of kerosene is $\mu_{2}$. The apparent shift in the position of the bottom of the beaker when viewed from above is:

  • A
    $\left( 1 - \frac{1}{\mu_{1}} \right) h_{2} + \left( 1 - \frac{1}{\mu_{2}} \right) h_{1}$
  • B
    $\left( 1 + \frac{1}{\mu_{1}} \right) h_{1} - \left( 1 + \frac{1}{\mu_{2}} \right) h_{2}$
  • C
    $\left( 1 - \frac{1}{\mu_{1}} \right) h_{1} + \left( 1 - \frac{1}{\mu_{2}} \right) h_{2}$
  • D
    $\left( 1 + \frac{1}{\mu_{1}} \right) h_{2} - \left( 1 + \frac{1}{\mu_{2}} \right) h_{1}$

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