Question

linear propagation means?​

Answer 1

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The rectilinear propagation of light means that light travels in straight lines as a wave. The same rectilinear propagation occurs from the top of the object to the film at the back of the pinhole camera

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Answer 2

Answer:

Rectilinear propagation describes the tendency of Electromagnetic waves (light) to travel in a straight line. Light only deviates from a straight line when the medium it is travelling through changes density.

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