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In Young's double-slit experiment, the w...

In Young's double-slit experiment, the wavelength of light was changed from `7000 Å` to 3500 Å`. While doubling the separation between the slits, which of the following is not true for this experiment?

A

The width of the fringes changes

B

The colour of bright fringes changes

C

The separation between successive bright fringes changes

D

The separation between successive dark fringes remains unchanged

Text Solution

Verified by Experts

The correct Answer is:
D
As ` beta prop lambda`
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ERRORLESS-WAVE OPTICS AND ELECTROMAGNETIC THEORY-NCERT BASED QUESTIONS (Young’s Double Slit Experiment and Biprism)
  1. In the Young's double slit experiment, the spacing between two slits i...

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  2. An interference pattern was made by using red light. If the red light ...

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  3. In Young's double-slit experiment, the wavelength of light was changed...

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  4. In a Young's double-slit experment, the fringe width is beta. If the e...

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  5. In a Young’s double slit experiment, the slit separation is 0.2 cm, th...

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  6. If the eighth bright band due to light of wavelength lamda(1) and coin...

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  7. A micture of light, consisting of wavelength 590nm and an unknown wave...

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  8. In a Young's double slit experiment, the fringe width is found to be 0...

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  9. In a double slit experiment, with monochromatic light, finges are obta...

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

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  11. In a Young's double slit experiment, 12 fringes are observed to be for...

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  12. Two slits at a distance of 1mm are illuminated by a light of wavelengt...

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  13. The two slits are 1 mm apart from each other and illuminated with a li...

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

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  15. A beam with wavelength lambda falls on a stack of partially reflecting...

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  16. In YDSE, bichromatic light of wavelengths 400 nm and 560 nm are used...

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  17. Figure shows a standard two slit arrangement with slits S(1), S(2). P(...

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  18. In a Young's double slit set-up, light from a laser source falls on a ...

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  19. In young's double slit experiment, if the distance between the slits i...

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  20. The figure shows a double slit experiment with P and Q as the slits. T...

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