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A laser beam is used for carrying our su...

A laser beam is used for carrying our surgery because it

A

many wavelength

B

un-coordinated wavelength

C

coordinated waves of exactly the same wavelength

D

divergent beams

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The correct Answer is:
C
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CP SINGH-WAVE NATURE OF LIGHT-EXERCISES
  1. In the adjacent diagram, CP represents a wavefront and AO & BP, the co...

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  2. Which of the following sources gives best mionochromatic light?

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  3. A laser beam is used for carrying our surgery because it

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  4. Two sources of light are said to be coherent if the waves produced by ...

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  5. To deminstrate the phenimenon of interference, we require two sources ...

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  6. For the sustained interference of light, the necessary condition is th...

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  7. Four light waves are represented by i. y=a1sin omegat ii. y=a2sin(o...

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  8. Young's experiment establishes that

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  9. The phenomenon of interference is shown by

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  10. In the interference pattern, energy is

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  11. For observing sustained interferencr with good contrast, which of the ...

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  12. The contrast in the fringes in an interference pattern depends on

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  13. A Young's double slit experiment uses a monochromatic source. The shap...

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  14. If two slightly, different wavelengths are present in the light used i...

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  15. A beam of electron is used YDSE experiment . The slit width is d when ...

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  16. If three slits are used in Young's experiment instead of two, we get

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

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  18. If the source of light used in a young's double slit experiment is cha...

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  19. A double-slit interference experiment is set up in a chamber that can ...

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  20. Light of wavelength lambda in air enters a medium of refractive index ...

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