Question

Review Constarts ' Periodic Table Part A A 20-em-wide diffraction grating has 1000 sits It is uminated by ight of wvelength 530 nm What are the angles of the first two difraction arders? Express your answers in degrees seperated by a comma. 図? Provide Feedback MacBook Air ps lock alt command MOSIS

Answer 1

d*Sin($\Theta$₁)=$\lambda$

0.02/1000 *Sin($\Theta$₁)=530x10^-9

$\Theta$₁ = 1.52 degree

d*Sin($\Theta$₂)=2$\lambda$

$\Theta$₂ = 3.04 degree