109k views
3 votes
Light from an argon laser strikes a diffraction grating that has 4,917 lines per cm. The first-order principal maxima are separated by 0.4 m on a wall 1.62 m from the grating. What is the wavelength of the laser light in nm

User Atomless
by
6.7k points

1 Answer

3 votes

Answer:

Wavelength is 4.8x10^-7m

Step-by-step explanation:

See attached file

Light from an argon laser strikes a diffraction grating that has 4,917 lines per cm-example-1
User Hoseung Choi
by
6.5k points