Physics, asked by skumar1252723, 9 months ago

. Why the light from a usual source is incoherent whereas light from laser is

coherent?

Answers

Answered by uddeshya161

1

Light emitted by normal means such as a flashlight or a bulb, is incoherent or the photons of the many wave frequencies of light are oscillating in different directions. ... With the cavity of the laser the beam of light is reflected back and forth along the central tube, until the waves of light become coherent.

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