Cuando Sebastián hace oscilar un péndulo, este realiza 30 ciclos en 9 s. ¿Cuál es el período y la frecuencia del péndulo?

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

What is special about a dc circuit ?

If anyonee has done the momentum lab practical in physics can you give me the answers i am s lostt rnn : (