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100pi phase difference = ...... path dif...

`100pi` phase difference = ...... path difference.

A

`50 lambda`

B

`100 lambda`

C

`10 lambda`

D

`25 lambda`

Text Solution

Verified by Experts

The correct Answer is:
A
Phase difference `= k xx` path difference
`:.` Phase differencer `=(lambda)/(2pi)xx` path difference
`=(lambdaxx100pi)/(2pi)=50 lambda`
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KUMAR PRAKASHAN-WAVE OPTICS-SECTION-D (MULTIPLCE CHOICE QUESTIONS (MCQS)) (MCQS FROM DARPAN BASED ON TEXTBOOK)
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  2. Which of the following can not be polarised?

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  3. 100pi phase difference = ...... path difference.

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  4. What will be angle of first order maxima obtained by Fraunhoffer diffr...

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  5. The width of fringes ...... as the Young's double slit experiment move...

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  6. What is the angle between the plane of polarisation and the direction ...

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  7. In Young's double slit experiment, the intensity at a point P on the s...

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  8. In a two tourmalines experiment, the polariser and analyser are crosse...

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  9. In a arrangement of Young experiment the central fringe of interferenc...

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  10. Two beams of light of intensity I(1), and I(2)interfere to give an int...

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  11. In Young's double slit experiment if the width of 4^(th) bright fringe...

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  12. The diameter of the pupil of human eye is 2.5 mm. Assuming the wavelen...

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  13. Unpolarised light falls first on polarizer Pan then on analyzer A. If ...

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  14. A plane polarized light is incident normally on a tourmaline plate. It...

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  15. Light of wavelength lambda is incident on slit of width d. The resulti...

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  16. If the wavelength of light is 4000 A, then the number of waves in 1 mm...

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  17. Velocity of electromagnetic wave having wavelength 5000 Å in medium of...

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  18. A diffraction pattern is formed by blue light, if blue light is replac...

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  19. In Fraunhoffer diffraction by a single slit, the width of the slit is ...

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  20. In Young's double slit experiment if the distance between two slits is...

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