A slit of width d is placed in front of a lens of focal length 0.5 m and is illuminated normally with light of wavelength 5.89 x 107 m. The first diffraction minima on either side of the central diffraction maximum are separated by 2 × 10-³ m. The width d of the slit is m.

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A slit of width d is placed in front of a lens of focal length 0.5 m and
is illuminated normally with light of wavelength 5.89 × 107 m. The
first diffraction minima on either side of the central diffraction
maximum are separated by 2 × 10-³ m. The width d of the slit is
m.
Transcribed Image Text:A slit of width d is placed in front of a lens of focal length 0.5 m and is illuminated normally with light of wavelength 5.89 × 107 m. The first diffraction minima on either side of the central diffraction maximum are separated by 2 × 10-³ m. The width d of the slit is m.
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