In Dealing with the Diffraction Pattern of a Single Slit,we

question 55

Multiple Choice

In dealing with the diffraction pattern of a single slit,we are usually interested in the location of the first minimum in light intensity because

• A)it is the only one that can be determined accurately.
• B)it is the only one for which the small-angle approximation holds.
• C)nearly all the light energy is contained in the central maximum.
• D)it is the only one for which the location is directly proportional to the wavelength of the light.
• E)it is the only one that can be described by Fraunhofer diffraction.

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