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In the Young's double-slit experiment, t...

In the Young's double-slit experiment, the intensity of light at a point on the screen (where the path difference is `lamda`) is K, (`lamda`being the wavelength of light used ). The intensity at a point where the path difference is `lamda//4,` will be

A

`1/(sqrt(2))`

B

`(sqrt(3))/2`

C

`1/2`

D

`3/4`

Text Solution

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-WAVE OPTICS-Assignment (Section-A (objective type question(one option is correct)))
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  3. In the Young's double-slit experiment, the intensity of light at a poi...

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  4. Two slits, 4 mm apart, are illuminated by light of wavelength 6000 Å. ...

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  5. In Young's interference experiment, the central bright fringe can be i...

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  6. In a Young’s double slit experiment, the source illuminating the slits...

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  7. If a torch is used in place of monochromatic light in Young's experime...

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  8. In Young's double slit experiment when two light waves form third mini...

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  9. It is believed that the universe is expanding and hence the distant st...

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  10. The 6563 Ã… H(alpha) line emitted by hydrogen in a star is found to be...

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  11. In the context of Doppler effect in light, the term red shift signifie...

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  12. A slit of width a is illuminated by white light. The first minimum for...

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  13. The bending of light about corners of an obstacle is called

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  14. Angular width (beta) of central maximum of a diffraction pattern on a ...

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  15. Red light is generally used to observe diffraction pattern from single...

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  16. When a compact disc is illuminated by a source of white light, coloure...

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  17. For what distance is ray optics a good approximation when the aperture...

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  18. To observe diffraction, the size of the obstacle

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  19. In a single slit diffraction pattem

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  20. Diffraction and interference of light refers to -

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