Question

PHYS 223 Lab 6 Analysis Packet Names: 4353 (1 pt) Angle Reading for Center Max (pink line): (5 pts) Spectral lines 2ighh acH Line Color Reading on Spectrometer (degrees) Violet (faint) (optional!) m- 2 m- 5 Violet (brighter) 43 263,2 m- 2 Green m- 2 m-1 Red ,0110, 26. 214, SL4 (I pts) Rating of the diffraction grating (in lines/mm):O Analvsis (5 pts) Using either Equation 1 or 2, find the theoretical wavelengths of the spectral lines for n-3,4,5 (n 6 if you were able).

Answer 1

For n 3 Red lius or vn 1 , Riakt-side, image at 256,s Lept sid imup 214.9 20, 41.6 020.8 We have rmla, dsin turuted s urfaca. 54 oxias lines /m OR N = -9 65-7, 60 x 10 m OR A 657-60nm imiloey 礼二 ケ· 202.= ( 281 0-190.2)-90.5 2 sinem. m.An 2x 54010 658.14 mmu

iullase ireen lines For 1 26.-C231.0-220.4 20,-0.4 JMs reeding. ;s u.。 For 20269. S-203.9 20 65. 6 932.8 32.8 2. N 20,.2 012, 13. 6 We have, sin sin (13.6 26,3.マー207-6 we have sin B m A 135.13nm