1.

In Michaelson interferometer, the position of mirror read 0.6025mm and 0.8970mm for a pair of consecutive bright. Mean wavelength of light is 5393 Å. The difference between the two wavelengths is ___

A. 3 Å
B. 4 Å
C. 5 Å
D. 6 Å
Answer» E.


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