By what percent must one increase the tension in a guitar string to change the speed of waves on the string from 301 m/s to 343 m/s?

Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current