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I am having trouble with the following problem. Anyideas? Thanks! A thin film of

ID: 1744577 • Letter: I

Question

I am having trouble with the following problem. Anyideas? Thanks! A thin film of oil (n = 1.30) is located on smooth, wet pavement. When viewedfrom a direction perpendicular to the pavement, the film reflectsmost strongly red light at 640 nm and reflects no light at427 nm. What is the minimum thickness ofthe oil film?
I am having trouble with the following problem. Anyideas? Thanks! A thin film of oil (n = 1.30) is located on smooth, wet pavement. When viewedfrom a direction perpendicular to the pavement, the film reflectsmost strongly red light at 640 nm and reflects no light at427 nm. What is the minimum thickness ofthe oil film?

Explanation / Answer

Thank you!