Exam $3$ Practice

$5.$ Diffraction occurs when light passes through a single slit. Rank the following three choices in decreasing order, according to the extent of the diffraction that occurs $($largest diffraction first$)$: A $-$ blue light, narrow slit, B $-$ red light, narrow slit, C $-$ blue light, wide slit

Note: The blue light referred to in choices A and $C$ is the same wavelength. Also, the narrow slit referred to in choices A and $B$ is the same width.

A$)$ A$,$ B$,$ C

B$)B,A,C$

C$)C,A,B$

D$)A,C,B$

E$)B,C,A$