Diffraction Grating Prelab Assignment



Name:_______________________________ 4-digit Code Number:_______________________________

  1. What is a diffraction grating?
  2. State Huygens' Principle and its role in this experiment.
  3. Explain constructive and destructive interference.
  4. Write the equation relating wavelength and angle. Identify each of the parameters.
  5. For the first part of the lab, label each of the parameters as "known", "measured", or "calculated". For the second part of the lab, label each of the parameters as "known", "measured", or "calculated".


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