A Beam of Light of Wavelength 600 Nm Is Incident

question 96

Multiple Choice

A beam of light of wavelength 600 nm is incident normally on a diffraction grating with a spacing between slits of 1.70 × 10^-4 cm.At what angle away from the centerline does a first-order maximum occur?

• A)10.5°
• B)12.1°
• C)16.4°
• D)18.2°
• E)20.7°

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