A una batería de 12 [V] se le conecta una resistencia de 4 [Ω] .La corriente que fluye en ella, es:

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th