The Interference Pattern Is from a Lens Placed on a Flat

question 112

Multiple Choice

The interference pattern is from a lens placed on a flat reflecting surface illuminate using a monochromatic light from above. From the pattern one can conclude that the lens

• A) is more curved on the left and right sides compared to top and bottom.
• B) is more curved on the top and bottom compared to the left and right sides.
• C) has a spherical surface.
• D) has a concave surface.
• E) none of the above

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