Una fibra tiene un índice de refracción de 1.6 para el núcleo y 1.4 para el revestimiento. Si el rayo incidente toca la Frontera con un ángulo de incidencia de 30°, calcule el ángulo de refracción con el que se desvía el rayo en el revestimiento.

answer and explanation;

composition refers to both the types of minerals within a rock and the overall chemical makeup of the rock while texture refers to the size and arrangement of the minerals or grains that make up a rock. both composition and texture can be used to classify rocks, such as igneous rocks. texture describes how the rock became solid or crystallized from liquid, melted rock. composition of a rock describes the minerals that make up a particular rock.

The duration of a photographic flash is related to an rc time constantly

B) erini just took the test and it is correct