Home
Class 12
PHYSICS
A ray of light is incident normally on a...

A ray of light is incident normally on a plane mirrorr. The angle of reflection will be

A

`0^(@)`

B

`90^(@)`

C

will not be reflected

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A

When a ray of light is incident normally on a surface then the angle of incidence is zero. Hence, angle of reflection is also zero.
Promotional Banner

Topper's Solved these Questions

  • WAVE MOTION

    NIKITA PUBLICATION|Exercise Multiple Choice Questions|364 Videos

Similar Questions

Explore conceptually related problems

A light ray is incident normally on a plane mirror. The angle of reflection will be

When a ray of light is incident normally on a plane mirror then the angle of reflection will be

A ray of light falling normally on a plane mirror retraces its path on reflection.

What is the angle of reflection, when a ray of light is incident normally on any mirror (spherical or plane)?

A ray of light is incident on a plane mirror at an angle of 40^@ with respect to surface normal. When it gets reflected from the mirror, it undergoes a deviation of

A ray of light is incident at an angle of 35^@ on a plane mirror. What is the angle between the incident and the reflected rays ?

A ray of light is incident on a plane mirror at an angle of 20^(@) with the normal, at the point of incidence, Through what angle, the ray of light will be deviated from its direction of incidence ?

NIKITA PUBLICATION-WAVE THEORY OF LIGHT -Multiple Choice Questions
  1. A man is 180 cm tall and his eyes are 10 cm below the top of his head....

    Text Solution

    |

  2. A ray of light is incident on a plane mirror at an angle of incidence ...

    Text Solution

    |

  3. A ray of light is incident normally on a plane mirrorr. The angle of r...

    Text Solution

    |

  4. The nature of visible light waves is similar to

    Text Solution

    |

  5. For a certain light, there are 2 xx 10^(3) waves in 1.5 mm in air. The...

    Text Solution

    |

  6. Which of the following is an ascending order of frequency ?

    Text Solution

    |

  7. The wavelength of light visible to eye is of the order of

    Text Solution

    |

  8. Blue colour of water in sea is due to

    Text Solution

    |

  9. Our eye is most sensitive for which of following wavelength

    Text Solution

    |

  10. Signals of danger are made red, because

    Text Solution

    |

  11. The reason for shining of air bubble in water is

    Text Solution

    |

  12. At noon, the overhead sun is of normal size. It is due to

    Text Solution

    |

  13. What will be the colour of sky as seen from the earth, if there were n...

    Text Solution

    |

  14. When mirror is rotated through an angle theta, a reflected ray from it...

    Text Solution

    |

  15. Visible radiation has wavelength

    Text Solution

    |

  16. The frequency of visible range spectrum is of the order of

    Text Solution

    |

  17. The angle of deviation is the angle between the

    Text Solution

    |

  18. The laws of reflection of light are valid for

    Text Solution

    |

  19. During sunrise and sunset, sun appears reddish-orange because

    Text Solution

    |

  20. When a man and plane mirror both move towards each other at the rate o...

    Text Solution

    |