Question

Texts: A 5.0 W blue laser with a wavelength of 480 nm produces a bright circle on a wall 40 m away. The circle of blue light has a diameter of 1.2 cm. A.) What is the average intensity of blue light in this circle? B.) What is the magnitude of the blue light's average electric field in this circle?

Name: texts a 50 w blue laser with a wavelength of 480 nm produces a bright circle on a wall 40 m away the circle of blue light has a diameter of 12 cm a what is the average intensity of blue ligh 25496
Uploaded: 2021-05-15T16:15:40-08:00
Duration: 2 min 30 s
Channel: Narayan Hari
Description: texts a 50 w blue laser with a wavelength of 480 nm produces a bright circle on a wall 40 m away the circle of blue light has a diameter of 12 cm a what is the average intensity of blue ligh 25496

          Texts: 

A 5.0 W blue laser with a wavelength of 480 nm produces a bright circle on a wall 40 m away. The circle of blue light has a diameter of 1.2 cm.

A.) What is the average intensity of blue light in this circle? 

B.) What is the magnitude of the blue light's average electric field in this circle?

Added by Devin K.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Narayan Hari

05/15/2021

Step 1

Given that the diameter of the circle is 1.2 cm, we need to convert it to meters by dividing it by 100. 1.2 cm / 100 = 0.012 m Show more…

Show all steps

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Texts: A 5.0 W blue laser with a wavelength of 480 nm produces a bright circle on a wall 40 m away. The circle of blue light has a diameter of 1.2 cm. A.) What is the average intensity of blue light in this circle? B.) What is the magnitude of the blue light's average electric field in this circle?