A Lens with a Refractive Index of 1 $\lambda$ Denotes the Wavelength of the Incident Light in Air, What

question 21

Multiple Choice

A lens with a refractive index of 1.5 is coated with a material of refractive index 1.2 in order to minimize reflection. If $\lambda$ denotes the wavelength of the incident light in air, what is the thinnest possible such coating?

• A) 0.5\(\lambda\)
• B) 0.416\(\lambda\)
• C) 0.3\(\lambda\)
• D) 0.208\(\lambda\)
• E) 0.25\(\lambda\)

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Information Interview

A conversation where an individual seeks career advice, industry information, or company culture details from a more experienced person.

Scanning Interview

A method used in qualitative research or human resources that involves a wide-ranging and open-ended conversation to gather broad information.

Clarification Interview

A discussion aimed at clearing up confusions or misunderstandings, often used in research, counseling, or employment settings.

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