Home
Class 12
PHYSICS
In a biprism experiment, the angular wid...

In a biprism experiment, the angular width of fringes was `theta=2`'. Calculate the separation between the slits if the wavelength of the incident light was `lambda = 700 nm`.

Text Solution

Verified by Experts

The correct Answer is:
[1.2 mm]
Promotional Banner

Topper's Solved these Questions

  • WAVE OPTICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQs with One or More Options Correct|27 Videos

  • THERMODYNAMICS LAWS & SPECIFIC HEATS OF GASES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Practice Exercise 3.4|11 Videos

  • WAVES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems for Preparation of NSE, INPhO & IPhO|135 Videos

Similar Questions

Explore conceptually related problems

In a Young's double slit esperiment, the angular width of a fringe formed on a distant screen is 1^(@) . The slit separation is 0.01 mm. The wavelength of the light is

In a Y.D.S.E, light of wavelength 500 nm is used. The separation between brigh fringes is 7.5 mm. Calculate the separation between the bright fringes if the light is replaced by another light of wavelength 650 nm.

In a biprism experiment, the fifth dark fringe is formed opposite to one of the slits. What is the wavelength of light?

In a biprism experiment d=1mm. Interference fringes of width X=2.25 mm are observed on a screen at a distance of 3 m from the plane of the slit. The wavelength of incident light lies in the ____region.

In Young's double-slit experiment , d is separation between the slits. Separation between plane of the slits and screen is D. Wavelength of light used is lambda . Number of fringes per unit distance on the screen is

In a double slit experiment, the separation between the slits is d and distance of the screen from slits is D. If the wavelength of light used is lambda and I is theintensity of central bright fringe, then intensity at distance from central maximum is

In a double slit experiment the angular width of a fringe is found to be 0.2^(@) on a screen placed I m away. The wavelength of light used in 600 nm. What will be the angular width of the fringe if the entire experimental apparatus is immersed in water ? Take refractive index of water to be 4//3 .

In YDSE experiment separation between plane of slits and screen is 1 m . Separation between slits is 2 mm . The wavelength of light is 500 nm . The fringe width is

PHYSICS GALAXY - ASHISH ARORA-WAVE OPTICS-Unsolved Numerical Problems
  1. The central fringe of the interference pattern produced by the light o...

    Text Solution

    |

  2. A broad sources of light of wavelength 680nm illuminated normally two ...

    Text Solution

    |

  3. Two microwave coherent point sources emitting waves of wavelenths lamb...

    Text Solution

    |

  4. In a YDSE two thin transparent sheet are used in front of the slits S(...

    Text Solution

    |

  5. In a two slit experiment with monochromatic light fringes are obtained...

    Text Solution

    |

  6. A source S is kept directly behind the slit S(1) in a double slit appa...

    Text Solution

    |

  7. In a YDSE a parallel beam of light of wavelength 6000Å is incident on ...

    Text Solution

    |

  8. A plastic film with index of refraction 1.80 is put on the surface of ...

    Text Solution

    |

  9. Two coherent monochromatic sources A and B emit light of wavelength la...

    Text Solution

    |

  10. A beam of light consisting of two wavelength, 6500 Å and 5200 Å is use...

    Text Solution

    |

  11. In an experiment using Fresnel biprism, fringes of width 0.185 xx 10^(...

    Text Solution

    |

  12. Two identical monochromaticlight sources A & B intensity 10^(-15)W//m^...

    Text Solution

    |

  13. Two fine slits are placed very close to each other and they are illumi...

    Text Solution

    |

  14. Biprism fringes are produced with the help of sodium light (lambda=589...

    Text Solution

    |

  15. A glass plate 1.2 xx 10^(-6)m thick is placed in the path of one of th...

    Text Solution

    |

  16. A narrow monochromatic beam of light of intensity 1 is incident on a g...

    Text Solution

    |

  17. A plane light wave of wavelength lambda = 700nm falls normally on the ...

    Text Solution

    |

  18. In a biprism experiment, the angular width of fringes was theta=2'. Ca...

    Text Solution

    |

  19. In a biprism experiment, calculate the intensity of lights on the scre...

    Text Solution

    |

  20. Two parallel beams of light P and Q are incident normally on a prism a...

    Text Solution

    |