. In Young's experiment, light of wavelength 4000 A is used

and fringes are formed at 2 metre distance and has a fringe width of 0.6 mm. If whole of the experiment is performed in a liquid of refractive index 1.5, then width of fringe will be

a. 0.2 mm

b. 0.3 mm

c. 0.4 mm

d. 1.2 mm



Best Answer

Ans: c


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