1.

In Young's double slit experiment, the distance between the two slits is 0.1 mm and the wavelength of light used is \[4\times {{10}^{-7}}m\]. If the width of the fringe on the screen is 4 mm, the distance between screen and slit is [Bihar CMEET 1995]

A. 0.1 mm
B. 1 cm
C. 0.1 cm
D. 1 m
Answer» E.


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