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If .(i)mu(j) represents refractive index...

If `._(i)mu_(j)` represents refractive index when a light ray goes from mefium `i` to medium `j`, then the product `._(2)mu_(1)xx._(3)mu_(2)xx._(4)mu_(3)` is equal to

A

`""_(3)mu_(1)`

B

`""_(3)mu_(2)`

C

`1/(""_(1)mu_(4))`

D

`""_(4)mu_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
`""_(i)u_(j)=mu_(j)/mu_(i)`
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Knowledge Check

  • ""_(i)u_(j) represents refractive index when a light ray goes from medium I to medium j, then the product ""_(2)µ_(1)xx ""_(3)µ_(2)xx ""_(4)µ_(2) is equal to

    A
    `""_(3)µ_(1)`
    B
    `""_(3)µ_(2)`
    C
    `(1)/(""_(1)µ_(4))`
    D
    `""_(4)µ_(2)`

  • If ""_(x) mu_(y) represents the refractive index when a ray of light goes from medium x to medium y , then the product ""_(2) mu_(1) xx ""_(3) mu_(2) xx ""_(4) mu_(3) is equal to

    A
    `""_(2) mu_(1)`
    B
    `(1)/(""_(1) mu_(4))`
    C
    `""_(3) mu_(2)`
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  • If ._imu_j represnts the refractive index when a ray of light goes from medium i to j, then the product ._2mu_1xx._1mu_3xx._3mu_4 is equal to

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    `._3mu_1`
    B
    `._3mu_2`
    C
    `._2mu_3`
    D
    `._2mu_4`

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