Question

A double slit arrangement produces
interference fringes that are (angular width)
0.25° apart using wavelength 500 nm. If
angular separation is increased to 0.30° by
changing of the light used, then the new
wavelength is
(1) 600 nm
(2) 400 nm
(3) 300 nm
(4) 250 nm​

Answer 1

Answer:

Answer 25 questions from any subject in 48 hours to collect 400 points

Answer 2

Answer:

I don't know its answer thanks for this question