The Young's experiment is performed with the lights of blue `(lambda=4360Å)` and green colour `(lambda=5460Å)`. If the distance of the 4th fringe from the centre is x, then

Options

A. x (blue)=x (Green)
B. x (Blue) `gt` x (Green)
C. x (Blue)`lt` x(Green)
D. `(x(Blue))/(x(Green))=5460/4360`

Answer

C