In a biprism experiment, the optical path difference between the two identical waves arriving at a point is 0.05 cm. if the wavelength of light used o

Question

In a biprism experiment, the optical path difference between the two identical waves arriving at a point is 0.05 cm. if the wavelength of light used o

In a biprism experiment, the optical path difference between the two identical waves arriving at a point is 0.05 cm. if the wavelength of light used of 5000 Å, then the number of dark friges passing through that point will be
A. 10
B. 1000
C. 100
D. 10000

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
Path diff. `=0.05 cm lambda =5000 A^(@), n=?`
`n=("Path diff")/(lambda)`
`=(0.05xx 10^(-2))/(5xx10^(-7))`
`=(5xx10^(-4))/(50=xx10^(-7)`
`n=1000`

5 views Answered 2023-02-05 15:29