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The two coherent sources of equal intens...

The two coherent sources of equal intensity produce maximum intensity of 100 units at a point. If the intensity of one of the sources is reduced by 50% by reducing its width then the intensity of light at the same point will be

A

`90`

B

`89`

C

`67`

D

`72.85`

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-WAVES OPTICS-EXERCISE -III (DOPPLER EFFECT IN LIGHT, INTERFERENCE)
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  2. Waves of same amplitude and same frequency from two coherent source ov...

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  3. Interference pattern is obtained with two coherent light sources of in...

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  4. The distance between the tew slits in a Young's double slit experiment...

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  5. Light from two coherent sources of same amplitude and same wavelength ...

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  6. In Young's double slit experiment, an interference pattern is obtained...

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  7. In young's double slit experiment the n^(th) red bright band coincides...

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  8. In Young.s double slit experiment, 12 fringes are observed to be forme...

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  9. In Young.s double slit experiment the distance between the sources is ...

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  10. In Young.s experiment interference bands are produced on the screen pl...

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  11. The two coherent sources of equal intensity produce maximum intensity ...

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  12. The ratio of the intensities at minima to maxima in the interference p...

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  13. Two coherent monochromatic light sources are located at two vertices o...

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  14. In young's experiment using monochromatic light, the fringe pattern sh...

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  15. When a thin transparent plate of Refractive Index 1.5 is introduced in...

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  16. A transparent glass plate of thickness 0.5 mm and refractive index 1.5...

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  17. In the YDSE using a monochromatic light of wavelength lambda, the path...

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  18. In the Young.s double slit experiment, the intensity of light at a poi...

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  19. In Young.s double slit experiment, the slits are 2mm apart and are ill...

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  20. In a Young.s interference experimental arrangement, the yellow light i...

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