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A sperical wavefront propagating in a m...

A sperical wavefront propagating in a medium changes into

A

circular wavefront

B

cylindrical wavefront

C

plane wavefront

D

elliptical wavefront

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The correct Answer is:
C
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NIKITA PUBLICATION-WAVE THEORY OF LIGHT -Multiple Choice Questions
  1. Which of the following produces a plane wavefront ?

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  2. As source of light is at the focus of convex lens. The outcoming light...

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  3. A sperical wavefront propagating in a medium changes into

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  4. The wavefront originating from extended source of light is

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  5. Wavefront is the locus of all points, where the particles of the mediu...

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  6. As a plane wavefront propagates, its radius of curvature

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  7. A plane wavefront is propagating in a medium. Which of the following i...

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  8. Light from distant star will be reaching on earth's surface in the for...

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  9. A perpendicular drawn to the wavefront in the direction of propagation...

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  10. The direction of wave normal along which light travels is

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  11. The rays of light corresponding to spherical wavefront are

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  12. The rays of light which are parallel in nature will form

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  13. Wavefronts will always moves

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  14. A wavefront and a ray of light are

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  15. Which of the following is a correct statement ? The ray of light

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  16. Which one of the following phenomena is not explained by Huygens const...

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  17. Huygen's principle of secondary waves

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  18. Huygen's principle is used to

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  19. In isotropic medium

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  20. Huygen's principle states that

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