Question

Write any four applications of rectilinear propagation of light?​

Answer 1

Answer:

The simple applications of rectilinear propagation of light are pin hole camera, formation of shadows and elipses.

Explanation:

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Answer 2

Answer:

Rectilinear propagation of light refers to the propensity of light to travel along a straight line without any interference in its trajectory. ... When light travels through a medium, say air or water, it follows a straight line.

Explanation:

Applications : pinholes , camera , formation of shadows, eclipses