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Assertion : The frequencies of incident,...

Assertion : The frequencies of incident, reflected and refracted beam of monochromatic light are same.
Reason : The incident, reflected and refracted rays are coplanar.

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true but reason is not the correct explanation of assertion.

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • Assertion: The frequencies of incident, reflected and refracted beam of monochromatic light incident beam of monochromatic light incident from one medium to another are same Reason: The incident, reflected and refracted rays are coplanar

    A
    Assertion is True, Reason is True, Reason is a correct explantion for Assertion
    B
    Assertion is True, Reason is True, Reason is not a correc explanation for Assertion
    C
    Assertion is True, Reason is False
    D
    Assertion is False, Reason is False.

  • The angle between incident ray and reflected ray or refracted ray is called _____

    A
    respective angle of deviation
    B
    angle of minimum deviation
    C
    glancing angle
    D
    emergence angle

  • The angle of incidence on the surface of a diamond of refractive index 2.4, if the angle between the reflected and refracted rays is 90° is

    A
    `tan^(-1)(2.4)`
    B
    `2sin^(-1)(1/2.4)`
    C
    `tan^(-1)(1/2.4)`
    D
    `cos^(-1)(1/2.4)`

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