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propagation

Answer» <p>Rectilinear Propagation of Lightis the tendency oflightto travel in straight Lines. </p><p>In a homogenous transparent mediumlighttravels in a straight line and this is known asrectilinear propagation of light.</p> <p>The rectilinear propagation of light means that light travels in straight lines as a wave. ... In a pinhole camera, the light rays reflecting from the bottom of the object travel in a straight line through the pinhole to the film.</p>


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