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In total internal reflection when the an...

In total internal reflection when the angle of incidence is equal to the critical angle for the pair of medium in contact, what will be angle of refraction? In total internal reflection when the angle of incidence is equal to the critical angle for the pair of medium in contact, what will be angle of refraction? In total internal reflection when the angle of incidence is equal to the critical angle for the pair of medium in contact, what will be angle of refraction?

A

`90^(@)`

B

`180^(@)`

C

`0^(@)`

D

equal to angle of incidence

Text Solution

Verified by Experts

The correct Answer is:
A

Angle of reflection `90^(@)`
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Knowledge Check

  • In total internal reflection when the angle of incidence is equal to the critical angle for the pair of media in contact, what will be angle of refraction?

    A
    `180^@`
    B
    `0^@`
    C
    Equal to angle of incidence
    D
    `90^@`

  • The phenomena of total internal reflection is seen when angle of incidence is

    A
    `90^(@)`
    B
    Greater than critical angle
    C
    Equal to critical angle
    D
    `0^(@)`

  • For total internal reflection to take place, the angle of incidence i and the refractive index mu of the medium must satisfy the inequality

    A
    `(1)/(sin i) lt mu`
    B
    `(1)/(sin i ) gt mu`
    C
    `sin i lt mu`
    D
    `sin i gt mu`

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