Sarthaks Test
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Name the following wave fronts according to its nature.

1. Wave front due to point source.

2. Wave front due to fluorescent lamp

3. Emergent wavefront from a concave lens. 

4. Emergent wavefront from a prism, when plane is incident on other face.

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1. Spherical wave front

2. Cylindrical wavefront

3. Diverging wavefront

4. Plane wavefront

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