Home
Class 12
PHYSICS
To observe diffraction, the size of the ...

To observe diffraction, the size of the obstacle

A

should be `lambda//2`, where `lambda` is the wavelength.

B

should be of the order of wavelength.

C

has no relation to wavelength.

D

should be much larger than the wavelength.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • WAVE OPTICS

    NCERT FINGERTIPS|Exercise Polarisation|18 Videos

  • WAVE OPTICS

    NCERT FINGERTIPS|Exercise Higher Order Thinking Skills|8 Videos

  • WAVE OPTICS

    NCERT FINGERTIPS|Exercise Interference Of Light Waves And Young'S Experiment|40 Videos

  • SEMICONDUCTOR ELECTRONICS : MATERIALS , DEVICES AND SIMPLE CIRCUITS

    NCERT FINGERTIPS|Exercise Assertion And Reason|15 Videos

Similar Questions

Explore conceptually related problems

Assertion: To observe diffraction of light the size of obstacle/aperture should be of the order of 10^-7m . Reason: 10^-7m is the order of wavelength of visible light.

The correct relation between the size of the obstacle and wavelength of light in order to observe thde diffraction event is

Show that the minimum size of a plane mirror required to see the full image of an observer is half the size of that observer.

To observe the diffraction phenomenon, the minimum sizer of the hole is needed for which of the following waves

The phenomenon of diffraction can be observed, when the obstacle is

What should be the order of the size of an obstacle or aperture to produce diffraction of light?

Red light is generally used to observe diffraction pattern from single slit. If blue light is used instead of red light, then diffraction pattern

Red light is generally used to observe diffraction pattern from single slit. If blue light is used instead of red light, then diffraction pattern.

NCERT FINGERTIPS-WAVE OPTICS-Diffraction
  1. A screen is placed 50 cm from a single slit, which is illuminated with...

    Text Solution

    |

  2. Consider sunlight incident on a slit of width 10^(4) Å . The image see...

    Text Solution

    |

  3. A parallel beam of light of wavelength 6000Å gets diffracted by a sing...

    Text Solution

    |

  4. In a single slit diffraction experiment, the width of the slit is made...

    Text Solution

    |

  5. To observe diffraction, the size of the obstacle

    Text Solution

    |

  6. In Young's double slit experiment, the distance d between the slits S(...

    Text Solution

    |

  7. A single slit is illuminated by light of wavelength 6000 Å. The slit w...

    Text Solution

    |

  8. A parallel beam of light of wavelength 500 nm falls on a narrow slit ...

    Text Solution

    |

  9. In a Fraunhofer diffraction at single slit of width d with incident li...

    Text Solution

    |

  10. A diffraction pattern is obtained using a beam of red light. What happ...

    Text Solution

    |

  11. In a Fresnel biprism experiment, the two positions of lens give separa...

    Text Solution

    |

  12. The angular resolution of a 10cm diameter telescope at a wavelength 50...

    Text Solution

    |

  13. For the same objective, what is the ratio of the least separation betw...

    Text Solution

    |

  14. A telescope is used to resolve two stars separated by 4.6xx10^(-6) rad...

    Text Solution

    |

  15. The diameter of the pupil of human eye is about 2 mm. Human eye is mos...

    Text Solution

    |

  16. Two points separated by a distance of 0.1mm can just be resolved in a ...

    Text Solution

    |

  17. Two towers on the top of two hills are 40 km apart. The line joining ...

    Text Solution

    |

  18. Light of wavelength 600 nm is incident on an aperture of size 2 mm. Ca...

    Text Solution

    |

  19. For what distance is ray optics a good approximation when the aperture...

    Text Solution

    |

  20. The human eye has an approximate angular resolution of phi = 5.8xx10^(...

    Text Solution

    |