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    In the edexcel book it says to draw an intensity profile for diffraction of blue and red light separateley ... from the slit of same size for both...
    need help

    I could figure out the width....but the height will it change ? due to e=hf ...
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    The red one will be wider due to the larger wavelength (so it is difracted more).

    The intensity of each graph would be the same.
 
 
 
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