Diffraction grating and double slit experiments


Double slit experiment:

Diffraction grating experiment:


Question 1.

Draw a scientific diagram of the experimental setup of the diffraction grating experiment [3 marks]

Question 2.

Explain why a diffraction grating generates the pattern when monochromatic light, what would you expect if white light passed through? [3 marks]

Question 3.

Compare and contrast the spacing between local maxima of a diffraction grating and  a double slit if they both have the same distance between slits [4 marks]

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