Question

39. The characteristic that distinguishes a laser beam from an ordinary light beam is:
(A) The greater frequency of the laser beam
(B) The coherence of the laser beam
(C) The color of the laser beam
(D) The greater polarization of the laser beam​

Answer 1

Answer:

the colour of the laser beam

Answer 2

Answer:

C) The color of the laser beam is the right answer of this question

Explanation:

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