Home
Class 12
PHYSICS
The two slits in Young's double slit ex...

The two slits in Young's double slit experiments are separted by a distance of `0.03 mm`. When light of wavelength `5000 Å` falls on the slits, an interference pattern is produced on the screen `1.5` m away. Find the distance of fourth bright fringe from the central maximum.

Text Solution

Verified by Experts

The correct Answer is:
`0.1 m`
Promotional Banner

Topper's Solved these Questions

  • OPTICS

    PRADEEP|Exercise Problems for practice|4 Videos
  • OPTICS

    PRADEEP|Exercise Comprehension 1|1 Videos
  • OPTICS

    PRADEEP|Exercise Value based questions|3 Videos
  • MAGNETIC EFFECT OF CURRENT AND MAGNETISM

    PRADEEP|Exercise Competition Focus (Multiple Choice Questions)|2 Videos

Similar Questions

Explore conceptually related problems

The two slits in Young's double slit experiment are separated by a distance of 0.03 mm. An interference pattern is produced on a screen 1.5 m away. The 4th bright fringe is at a distance of 1 cm from the central maximum. Calculate the wavelength of light used.

The two slits in Young's double slit experiment are separated by a distance of 0.03 mm. An interference pattern is produced on a screen 1.5 m away. The 3^(rd) bright fringe is at a distance of 1 cm from the central maximum. Calculate the wavelength of light used.

A beam of light consisting of two wavelenths, 6500 Å and 5200 Å is used to obtain interference fringes in a Young's double slit experiment (1 Å = 10^(-10) m). The distance between the slits is 2.0 mm and the distance between the plane of the slits and the screen in 120 cm. (a) Find the distance of the third bright frings on the screen from the central maximum for the wavelength 6500 Å (b) What is the least distance from the central maximum where the bright frings due to both the wavlelengths coincide ?

In Yonung's double-slit experiment, two slits which are separated by 1.2 mm are illuminated with a monochromatic light of wavelength 6000 Å The interference pattern is observed on a screen placed at a distance of 1 m from the slits. Find the number of bright fringes formed over 1 cm width on the screen.

In Young's double slit experiment slits are separated by 2 mm and the screen is placed at a distance of1.2 m from the slits. Light consisting of two wavelengths 6500Å and 5200Å are used to obtain interference fringes. The the separation between the fourth bright fringes the two wavelength is

A beam of light consisting of two wavelengths 6500Å and 5200Å is used to obtain interference fringes in a young's double slit experiment the distanece between the slits is 2mm and the distance between the plane of the slits and screen is 120 cm. (a). Find the distance of the third bright fringe on the screen from the central maxima for the wavelength 6500Å (b). What is the least distance from the central maxima where the bright fringes due to both the wave lengths coincide?

Separation between the slits in Young's double-slit experiment is d and screen is placed at a distance D from the slits to observe the interference pattern. Wavelength of light used is lambda . Find the distance of point from centre of screen where intensity falls to (i) half the maximum and (ii) one-fourth of the maximum.

The slits in Young's double slit experiment are illuminated by light of wavelength 6000 Ã…. If the path difference at the central bright fright fringe is zero, what is the path difference for light from the slits at the fourth bright frings?

In a Young's double slit experiment , the slits are Kept 2mm apart and the screen is positioned 140 cm away from the plane of the slits. The slits are illuminatedd with light of wavelength 600 nm. Find the distance of the third brite fringe. From the central maximum . in the interface pattern obtained on the screen frings from the central maximum. 3

In Young's double slit experiment , red light of wavelength 620 nm is used and the two slits are 0.3 mm apart . Interference fringes are observed on a screen 1.3 mm apart . Calculate (i) the distance of slits from the screen and (ii) the fringe width if this distance is doubled .

PRADEEP-OPTICS-Exercise
  1. In a Young's expt., the width of the fringes obtained with the light o...

    Text Solution

    |

  2. State two conditions to obtain sustained interference of light. In you...

    Text Solution

    |

  3. The two slits in Young's double slit experiments are separted by a di...

    Text Solution

    |

  4. A double slit is illuminated by light of wave length 6000 Å. The slit ...

    Text Solution

    |

  5. In Young's double-slit experiment the angular width of a fringe formed...

    Text Solution

    |

  6. In Young's double slit experiment, the slits are 0.2 mm apart and the ...

    Text Solution

    |

  7. In a Young's expt., the width of the fringes obtained with the light o...

    Text Solution

    |

  8. In Young's experiment, two coherent sources are 1.5 mm apart and the f...

    Text Solution

    |

  9. A central fringe of interference pattern produced by light of waveleng...

    Text Solution

    |

  10. The interference fringes for sodium light (lambda = 5890 Å) in a doubl...

    Text Solution

    |

  11. Laser light of wavelength 630 nm incident on a pair of slits produces ...

    Text Solution

    |

  12. In YDSE, light of wavelength 5000 Å is used. The third bright band on ...

    Text Solution

    |

  13. In YDSE, the slits are separated by 0.5 mm and screen is placed 1.0 m ...

    Text Solution

    |

  14. In Young's double slit experiment, the two slits 0.15 mm apart are il...

    Text Solution

    |

  15. Two waves of intensity ration 1 : 9 cross eachother at a point. Calcu...

    Text Solution

    |

  16. In Young's experiment, what will be the phase difference and the path ...

    Text Solution

    |

  17. Among two interfering sources, let A be ahead in phase by 54^(@) relat...

    Text Solution

    |

  18. In Young's experiment, interference pattern is obtained on a screen at...

    Text Solution

    |

  19. in a two-slit experiment with monochromatic light, fringes are obtaine...

    Text Solution

    |

  20. A beam of light consisting of two wavelenths, 6500 Å and 5200 Å is use...

    Text Solution

    |