Light of Wavelength 700 $\mu$ M
C)46 $\mu$ M
D)73 $\mu$ M
E)124 $\mu$

Multiple Choice

Light of wavelength 700.0 nm passes through a diffraction grating. The m = 0 and m = 1 bright spots are 6.0 cm apart on a screen positioned 2.0 m from the grating. What is the spacing between the slits in the grating?

A) 23.3 mm
B) 42.0 $\mu$ m
C) 46.7 $\mu$ m
D) 73.8 $\mu$ m
E) 124 $\mu$ m