ramjand8562 ramjand8562

27-02-2020
Physics

contestada

A laser beam has intensity I₀.

a. What is the intensity, in terms of I₀, if a lens focuses the laser beam to 1/10 its initial diameter?

b. What is the intensity, in terms of l₀, if a lens defocuses the laser beam to 10 times its initial diameter?

Respuesta :

Olajidey Olajidey

29-02-2020

Answer:

a) I = 100 I₀

b) I = I₀/100

Explanation:

see the attached fie

Ver imagen Olajidey

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