Thin film of Glycerine Due in 12 hours, 9 minutes Light incident normally on a thin...

Question

Question

Thin film of Glycerine Due in 12 hours, 9 minutes Light incident normally on a thin film of glycerine which coats a thick gla

Answer 1

Answer #1

For the destructive interference 2nt = $\lambda /2$

thickness of the film t = lembda / 4 n = 336 /( 4x 1.28) = 65.625 nm

Answer 2

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