A hair is placed at one edge between two flat glass plates. When this arrangement is illuminated with yellow light of wavelength ($\lambda$= 600 nm), a total of 61 dark bands are counted starting at the point of contact between the plates. How thick is the hair? (1 nm = 10 ^- ⁹ m) Note that a dark band occurs where the plates contact.

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The Answer of A hair is placed at one edge between two flat glass plates. When this arrangement is illuminated with yellow light of wavelength ($\lambda$= 600 nm), a total of 61 dark bands are counted starting at the point of contact between the plates. How thick is the hair? (1 nm = 10 ^- ⁹ m) Note that a dark band occurs where the plates contact.

A Hair Is Placed at One Edge Between Two Flat λ\lambdaλ

A Hair Is Placed at One Edge Between Two Flat $\lambda$