Una onda electromagnética que viaja desde el Sol a la Tierra tiene una longitud de onda R, amplitud Q, período U y rapidez de propagación T. ¿Cuál de las siguientes relaciones permite calcular directamente la frecuencia?

Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward

Asystematic approach to problem solving is called a (an)

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly