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In a Young’s double slit experiment, the...

In a Young’s double slit experiment, the separation of the two slits is doubled. To keep the same spacing of fringes, the distance D of the screen from the slits should be made

A

`D/2`

B

`D/sqrt2`

C

2D

D

4D

Text Solution

Verified by Experts

The correct Answer is:
C
`beta=beta.`
or `(Dlamda)/d=(D.lamda)/((2d))" "thereforeD.=2D`
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DISHA PUBLICATION-WAVE OPTICS-EXERCISE-1 : CONCEPT BUILDER
  1. S is the size of the slit, d is the separation between the slits and D...

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  2. Distance between screen and source is decreased by 25%. Then the perce...

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  3. In a Young’s double slit experiment, the separation of the two slits i...

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  4. In YDSE, how many maximas can be obtained on a screen including centra...

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  5. The Young's double slit experiment is performed with blue and with gre...

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  6. In Young's double slit experiment, the slits are 3 mm apart. The wavel...

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  7. In Young's experiment intensity at a point on the scrren is 75% of the...

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  8. In Young's double slit experiment, lamda=500nm, d = 1mm, D = 1m. Minim...

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  9. The figure shows the interfernece pattern obtained in double slit expe...

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  10. In YSDE, both slits are covered by transparent slab. Upper slit is cov...

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  11. In a Young's experiment, two coherent sources are placed 0.90mm apart ...

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  12. A YDSE is conducted in water (mu(1)) as shown in figure. A glass plate...

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

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  14. In Young's double slit experiment intensity at a point is ((1)/(4)) of...

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  15. In a Young's double-slit experiment the fringe width is 0.2mm. If the ...

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  16. In Young's double slit experiment, distance between two sources is 0.1...

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  17. A single slit diffraction pattern is obtained using a beam of red ligh...

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  18. From Brewster's law of polarisation, it follows that the angle of pola...

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  19. The first diffraction minima due to a single slit diffraction is at th...

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  20. When an unpolarized light of intensity I(0) is incident on a polarizi...

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