The strongest colors reflected in a thin film have wavelengths in the film equal to of the thinnest possible film. a. the thickness b. twice the thickness c. four times the thickness d. two or four times the thickness, depending upon the number of wave inversions In a double-slit experiment, the slits are 0.025 mm apart and a screen is placed 0.75 m away. The first order bright band is found to be 1.35 cm from the central bright band. What is the wavelength of the light?

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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The strongest colors reflected in a thin film have wavelengths in the film equal to
of the thinnest possible film.
a. the thickness
b. twice the thickness
c. four times the thickness
d. two or four times the thickness, depending upon the number of wave inversions
In a double-slit experiment, the slits are 0.025 mm apart and a screen is placed 0.75
m away. The first order bright band is found to be 1.35 cm from the central bright band.
What is the wavelength of the light?
a. 250 nm
b. 410 nm
c. 450 nm
d 720 pm
Transcribed Image Text:The strongest colors reflected in a thin film have wavelengths in the film equal to of the thinnest possible film. a. the thickness b. twice the thickness c. four times the thickness d. two or four times the thickness, depending upon the number of wave inversions In a double-slit experiment, the slits are 0.025 mm apart and a screen is placed 0.75 m away. The first order bright band is found to be 1.35 cm from the central bright band. What is the wavelength of the light? a. 250 nm b. 410 nm c. 450 nm d 720 pm
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