1) If we increase the number of lines per mm on a diffraction grating the a) angle between the images increases b) angle between the images decreases 2) If the wavelength of light decreases the a) angle between the images increases b) angle between the images decreases 3) The maximum number of orders occurs when a) sin Ɵ = 0 b) sin Ɵ = 1 4) If n max is calculated to be 5.49 what is the highest order formed? a) 5 b) 6 5) If n max is calculated to be 4 how many images are seen? a) 4 b) 8 c) 9 6) If white light is dispersed using a diffraction grating, what is seen at the zero order? a) White light b) Spectrum 7) If white light is dispersed using a diffraction grating, what is observed at the first order? a) White light b) Spectrum 8) When white light is dispersed using a diffraction grating, what colour is deviated the most? a) Blue b) Red 9) When white light is dispersed using a prism, what colour is deviated the most? a) Blue b) Red 10) More images will be seen when ______ light is passed through a diffraction grating. a) Red b) Green

Diffraction Grating

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