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प्रश्न
What is the shape of the wavefront in the following case?
Light diverging from a point source.
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उत्तर
The shape of the wavefront in the case of a light diverging from a point source is spherical. The wavefront emanating from a point source is shown in the given figure.
संबंधित प्रश्न
Explain the construction of plane wavefront using Huygens’ principle.
Consider a plane wave front incident on a thin convex lens. Draw a proper diagram to show how the incident wave front traverses through the lens and after refraction focusses on the focal point of the lens, giving the shape of the emergent wave front.
The refractive indices of water and diamond are `4/3` and 2.42 respectively. Find the speed of light in water and diamond. (c = 3x108 m/s)
Use Huygens’s principle to explain the formation of diffraction pattern due to a single slit illuminated by a monochromatic source of light.
When the width of the slit is made double the original width, how would this affect the size and intensity of the central diffraction band?
Derive the law of reflection using Huygen’s Wave Theory.
According to Huygens principle, ______.
Huygen's conception of secondary waves ______.
Represent diagrammatically how the incident planar wavefronts of wavelength λ pass through an aperture of size d, when d is approximately equal to λ.
Which book by Christiaan Huygens is cited as an important work?
How does every point on the surface of a calm pool respond after a small stone is dropped into it?
Why are all points on a circular ring of the water wave oscillating in phase?
What is meant by the speed of the wave?
What kind of construction is Huygens' principle essentially?
Given the shape of a wavefront at any time, what does Huygens' principle allow to be determined?
In Huygens' principle, what does each point of the wavefront act as?
What gives the new position of a wavefront at a later time in Huygens' construction?
What did Huygens explain by assuming zero amplitude of secondary wavelets in the backward direction?
