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A sound wave makes an angle 30^(@) with ...

A sound wave makes an angle `30^(@)` with the reflecting surface. The angle of reflection is _______.

A

`30^@`

B

`60^@`

C

`90^@`

D

`120^@`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • The direction of an incident sound wave makes an angle of 30^(@) with the normal of a reflecting surface The reflected sound wave makes an angle of _______ with the normal.

    A
    `60^(@)`
    B
    `30^(@)`
    C
    `90^(@)`
    D
    `120^(@)`

  • The direction of an incident sound wave makes an angle of 30^@ with the normal of a reflecting surface. The reflected sound wave makes an angle of with the normal.

    A
    `60^@`
    B
    `30^@`
    C
    `90^@`
    D
    `120^@`

  • What is angle of reflection?

    A
    The angle between normal and surface.
    B
    The angle between normal and reflected ray.
    C
    The angle between reflected ray and surface.
    D
    The angle between incident ray and reflected ray.

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    A light ray is incident on a plane mirror making an angle of 90^(@) with the mirror's surface . The angle of reflection of the light is _______.

    The direction of an incident sound makes an angle of 30^@ with the normal of a reflecting surface. The reflected sound makes an angle of __ with the normal.

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