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A ray of light falls on an equilateral p...

A ray of light falls on an equilateral prism ABC as shown. Face AC of the prism is polished.

What is the refractive index `mu` of the material of the prims so that when the ray falls on face BC (after reflecting from AC) it makes an angle `60^(@)` with it.?

A

`sqrt(3)`

B

`sqrt(2)`

C

2

D

1.5

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • A ray of light falls on an equilateral prism ABC as shown. Face AC of the prism is polished. With the value of mu calculated above find total deviation, when the ray of light finally emerges from BC

    A
    `120^(@)`
    B
    `180^(@)`
    C
    `150^(@)`
    D
    `90^(@)`

  • A ray of light incident at 49^(@) on the face of an equilaternal prism passes symmetrically. Calculate the refractive index of the material of the prism.

    A
    2.02
    B
    0.90
    C
    1.5094
    D
    3.4

  • A ray of light is incident normally on one face of a right-angled isosceles prism and then it grazes the hypotenuse. The refractive index of the material of the prism is

    A
    1.33
    B
    1.414
    C
    1.5
    D
    1.732

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    A ray of light incident at an angle 90° with the face of an equilateral prism passes symmetrically. Calculate the refractive index of the material of the prism

    A ray of light falls on one face of an equilateral prism at an angle of 40^@ and emerges out at an angole of 37^@ What is the angle of deviation through the prism ?

    What is the refractive index of the material of the glass prism shown in the figure, if a ray of light incident normally at the face AB emerges along the face AC?

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    A ray of light is incident at an angle of 60^(@) on the face of a prism with an angle of 60^(@) . Then the refractive index of the material of the prism is (the prism is in minimum deviation position)

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