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Physics - Geometrical Optics Question with Solution | TestHub

PhysicsGeometrical OpticsRefraction at plane surfaceEasy2 minPYQ_2010
PhysicsEasysingle choice

An initially parallel cylindrical beam travels in a medium of refractive index , where and are positive constants and is the intensity of the light beam. The intensity of the beam is decreasing with increasing radius. The initial shape of the wave front of the beam is

Options:

Answer:
D
Solution:

For a parallel cylindrical beam, wavefront will be planar.

Stream:JEESubject:PhysicsTopic:Geometrical OpticsSubtopic:Refraction at plane surface
2mℹ️ Source: PYQ_2010

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