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If mu and mu(2) are the refractive indic...

If `mu` and `mu_(2)` are the refractive indices of the materials of core and cladding of an optical fibre, then loss of light due to its leakage can be minimised by having

A

mu_(1) gt mu_(2)`

B

`mu_(1) lt mu_(2)`

C

`mu_(1)=mu_(2)`

D

None of these

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  • If mu_(1) and mu_(2) are the refractive indices of the materials of core and cladding of an optical fibre, then the loss of light due to its leakage can be minimized by having

    A
    `mu_(1)gtmu_(2)`
    B
    `mu_(1)ltmu_(2)`
    C
    `mu_(1)=mu_(2)`
    D
    None of these

  • If mu_(1) and mu_(2) are the refractive indices of the material of core and cladding respectively of an optical fiber, then

    A
    `mu_(1) gt mu_(2)`
    B
    `mu_(1) lt mu_(2)`
    C
    `mu_(1) = mu_(2)`
    D
    `mu_(1) le mu_(2)`

  • In an optical fibre ,the refractive index of the core material is

    A
    equal to R.I of the cladding material
    B
    less than that of the cladding material
    C
    more than that of the cladding material
    D
    negligible as compared to that of the cladding material .

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