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Please drive and explain any formulas used

6. Youngs experiment is performed with light from excited helium atoms (N=502 nm). Fringes are measured carefully on a scree

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Answer #1

biven:- Wavelength of light = 502 nm : 502x10-9 Distance of Screen D = 1.20m Fringe width Y = 106mm = 10.6x10-3m Separation b

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Answer #2

use the below equations, to find the seperation distance.

y/L = m(wavelength)/d

0.0106/1.20 = 20(502 X 10-9)/d

d = 11.36 X 10^-4 m

= 1136 um


answered by: Dr. R
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