Multiple Choice
A slit of variable width illuminated by light of wavelength λ is widened until the first order diffraction minimum moves out to a distance infinitely far away from the brightest location in the central maximum.In terms of the wavelength,the width of the slit is then
A) 0.
B) .
C) λ.
D) .
E) 2λ.
Correct Answer:

Verified
Correct Answer:
Verified
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