How Does LASER Light Differ from Ordinary White Light

question 33

Multiple Choice

How does LASER light differ from ordinary white light?
I. Laser light is hotter than white light.
II. Laser light is in phase.
III. Laser light is one color.
IV. Laser light is red.

• A)II only
• B)I and II
• C)II and III
• D)I, II, and III
• E)II, III, and IV

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