Home
Class 12
PHYSICS
To produce destructive interference at a...

To produce destructive interference at a point, the path difference between two waves meeting at that point should be

A

`Deltax=lamda,3lamda, 5lamda`….

B

`Deltax=0, lamda, 2 lamda, 3 lamda`…………..`n lamda`

C

`Delta=(lamda)/2,(3lamda)/2,(5lamda)/2`..

D

`Deltax=(lamda)/2,(3lamda)/4,(5lamda)/4`…….

Text Solution

Verified by Experts

The correct Answer is:
C
NA
Promotional Banner

Topper's Solved these Questions

  • INTERFERENCE AND DIFFRACTION

    TARGET PUBLICATION|Exercise CRITICAL THINKING|72 Videos

  • INTERFERENCE AND DIFFRACTION

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING|117 Videos

  • GRAVITATION

    TARGET PUBLICATION|Exercise EVALUATION TEST|24 Videos

  • KINETIC THEORY OF GASES AND RADIATION

    TARGET PUBLICATION|Exercise Evaluation test|18 Videos

Similar Questions

Explore conceptually related problems

The path difference between two waves is

If the path difference between two waves at a point is 29 lamda , then the point will be

For constructive interference, the phase difference between the two interfering waves is

The condition for constructive interference at a point is that…………..between two waves reaching the point should be………….or……………of full wavelength.

What is the relation between phase difference and path difference ? The path difference at a point on the screen from two coherent sources is 5lambda//2 . Describe the possiblities of constructive and destructive interference at that point if the phase difference between the sources is either (i) pi or (ii) 2 pi .

For destructive interference of sound waves the mathematical path difference between the two arriving waves is

In interference of light, a point is bright if the path difference between the two beams arriving at that point is

The optical path difference between the two light waves arriving at a point on the screen is

The destructive interference at a certain point is produced when two coherent light waves superpose at that point with a phase difference of

Light waves of wavelength 5460 A, emitted by two coherent sources, meet at a point after travelling different paths. The path difference between the two wave trains at that point is 2.1 mum . then phase difference will be ?

TARGET PUBLICATION-INTERFERENCE AND DIFFRACTION-EVALUATION TEST
  1. To produce destructive interference at a point, the path difference be...

    Text Solution

    |

  2. In a Young's doule slit experiment, the slits are 2 mm apart and are i...

    Text Solution

    |

  3. In a Young's double slit experiment, the separation between the slits ...

    Text Solution

    |

  4. A double slit apparatus is immersed in liquid of refractive index mu(m...

    Text Solution

    |

  5. In a double slit experiment, the separation between the slits is d and...

    Text Solution

    |

  6. In Young's double slit experiment, one of the slit is wider than other...

    Text Solution

    |

  7. In a single slit diffraction experiment, first minimum for a light of ...

    Text Solution

    |

  8. A beam of 8mW power and wavelength 6000Å has aperture 2 mm. If it is f...

    Text Solution

    |

  9. Human eye is most sensitive to 5550Å and diameter of pupil is 1.8 mm. ...

    Text Solution

    |

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

    Text Solution

    |

  11. If the monochromatic source in Young's double slit experiment is white...

    Text Solution

    |

  12. White light is used to illuminate the two slits in Young's double slit...

    Text Solution

    |

  13. In a Young's double slit experiment, the slits separated by 1 mm are i...

    Text Solution

    |

  14. From a TV tower waves are sent normally to a plane reflector. A detect...

    Text Solution

    |

  15. For a normal eye, distance of near point from the eye is.

    Text Solution

    |

  16. A parallel beam of x-rays is incident normally on a narrow slit. A flu...

    Text Solution

    |

  17. The aperture of the larges telescope in the world is about 5m. If the ...

    Text Solution

    |

  18. A slit whose width is 5.0 cm is irradiated with microwaves of waveleng...

    Text Solution

    |

  19. In a single slit diffraction experiment first minima for lambda1 = 660...

    Text Solution

    |

  20. By passing sodium light (lamda=5896xx10^(-10)m) through two slits 0....

    Text Solution

    |

  21. Assertion: An excessively thin film appear black in reflected light. ...

    Text Solution

    |