The number of bright spots:
The diffraction grating condition is given as:
θ = 90° for a maximum order of bright fringes.
A commercial diffraction grating has 500 lines per mm. When a student shines a 530 nm laser through this grating, how many bright spots are visible on a screen behind the grating?
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the !! Diffraction Grating concept. If you need more !! Diffraction Grating practice, you can also practice !! Diffraction Grating practice problems.