Un capacitor de 10.0 F está conectado en serie con una resistencia de 40.0 Ω y la combinación se conecta a una línea de 110 V y 60.0 Hz. Calcule a) la reactancia capacitiva, b) la impedancia del circuito, c) la corriente
en el circuito, d) el ángulo de fase entre la corriente y el voltaje de la fuente y e) el factor de potencia para el
circuito.

Two identical small charged spheres are a certain distance apart, and each one initially experiences an electrostatic force of magnitude f due to the other. with time, charge gradually leaks off of both spheres. when each of the spheres has lost half its initial charge, the magnitude of the electrostatic force will be

Which is not a source of noise pollution? a)airplanes b)acid rain c)machines d)cars

Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?