In a Two-Slit Experiment Using Coherent Light, the Distance Between $1.10$

Multiple Choice

In a two-slit experiment using coherent light, the distance between the slits and the screen is $1.10$ $\mathrm { m }$ , and the distance between the slits is $0.0400 \mathrm {~mm}$ . If the second order bright fringe is measured to be $4.20 \mathrm {~cm}$ from the centerline on the screen, what is the wavelength of light?

A) $763 \mathrm {~nm}$
B) $401 \mathrm {~nm}$
C) $381 \mathrm {~nm}$
D) $200 \mathrm {~nm}$
E) $620 \mathrm {~nm}$