Red light of wavelength 633 nm from a helium- neon laser passes through a slit 0.390 mm wide. The diffraction pattern is observed on a screen 2.85 m away. Define the width of a bright fringe as the Part A distance between the minima on either side. What is the width of the central bright fringe? Hν ΑΣφ ? m Submit Request Answer Part B What is the width of the first bright fringe on either side of the central one? | ΑΣφ ? m Submit Request Answer
Red light of wavelength 633 nm from a helium- neon laser passes through a slit 0.390 mm wide. The diffraction pattern is observed on a screen 2.85 m away. Define the width of a bright fringe as the Part A distance between the minima on either side. What is the width of the central bright fringe? Hν ΑΣφ ? m Submit Request Answer Part B What is the width of the first bright fringe on either side of the central one? | ΑΣφ ? m Submit Request Answer
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Transcribed Image Text:Red light of wavelength 633 nm from a helium-
neon laser passes through a slit 0.390 mm wide.
The diffraction pattern is observed on a screen 2.85
m away. Define the width of a bright fringe as the
Part A
distance between the minima on either side.
What is the width of the central bright fringe?
?
m
Submit
Request Answer
Part B
What is the width of the first bright fringe on either side of the central one?
m
Submit
Request Answer
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