Many many slits (aka diffraction grating) gives you the clearest fringe pattern!
00:00 Intro
01:35 Gaps and spreading of fringe patterns
02:18 Single and Double Slit Diffraction
06:52 Adding many slits makes maxima/mini prominent
13:00 Closing brainstorm: White light through grating?
AS #Superposition Playlist:
• Ch8 Superposition | CA...
Simulation of diffraction grating laser (www.geogebra.org/m/myyuuhbg)
Diffraction Grating Intensity Pattern (www.geogebra.org/m/p5m34MKj)
Practice Structured Questions:
FM20 P22 Q4 (pg36) 68 degrees maxima
MJ19 P22 Q4 (pg32) Multi-wavelength
ON19 P23 Q5 (pg29) 51 degrees many orders
ON18 P22 Q5 (pg28) Show angle
MJ18 P21 Q5 (pg25) Ratios of wavelengths
MJ17 P23 Q5 (pg21) Diffraction Grating Graph*
ON16 P21 Q5 (pg20) Explaining max order
MJ16 P22 Q5 (pg19) 59.4 degrees find lines
MJ15 P21 Q6 (pg11) Max order for source S1
ON12 P21 Q4 (pg4) Spectra and White Light*
MJ12 P23 Q6 (pg3) Max Order & blue light
Practice Objective MCQ's:
FM20 P12 Q29 (pg33) Spacing Equation
ON19 P13 Q30 (pg33) Angle between maxima
ON19 P12 Q28 (pg32) Determine Wavelength
ON19 P11 Q28 (pg31) Maxima Overlap
ON19 P11 Q29 (pg31) Highest Order Equation
MJ19 P13 Q30 (pg31) Greatest number of maxima
MJ19 P12 Q29 (pg30) Possible Directions of Light
MJ19 P11 Q30 (pg29) Fringe Separation
FM19 P12 Q29 (pg28) Maxima Angle Separation
ON18 P13 Q29 (pg28) Maxima Overlap
ON18 P12 Q30 (pg27) Spacing of lines
ON18 P11 Q29 (pg26) Angle of diffraction
MJ17 P12 Q27 (pg22) Total number of maxima
MJ17 P11 Q28 (pg22) Total number of maxima*
ON16 P11 Q28 (pg20) Find wavelength
MJ16 P11 Q26 (pg19) Total number of maxima
FM16 P12 Q26 (pg18) Angle between maxima*
ON15 P12 Q29 (pg17) Colourful Spectra Orders
MJ15 P11 Q28 (pg16) Pattern analysis*
ON14 P11 Q27 (pg14) Angle Btwn Maxima
MJ14 P13 Q30 (pg13) Increase Grating Lines
MJ14 P12 Q26 (pg13) Grating vs Two-Slit
MJ14 P11 Q26 (pg12) Maxima Overlap
MJ13 P13 Q27 (pg10) Total number of maxima
MJ13 P12 Q29 (pg10) Angle between maxima
ON15 P12 Q29 (pg17) Angle between maxima*
ON13 P11 Q28 (pg11) Angle/maxima equation
ON12 P11 Q29 (pg8) Directions of Light*
MJ12 P11 Q30 (pg8) Wavelength of light
MJ11 P11 Q27 (pg25) Slit Images
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