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In a Young’s double slit experiment, the...

In a Young’s double slit experiment, the slits are 2 mm apart and are illuminated with a mixture of two wavelengths`lambda=750nm` and `lambda'= 900 nm`. At what distance from the common central bright fringe on a screen 1.5 m from the slits will a bright fringe from one interference pattern coincide with a bright fringe from the other?

A

(A) 0.8 mm

B

(B) 1.6 mm

C

(C) 2.4 mm

D

(D) 3.4 mm

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