If a wave has a wavelength of 9 meters and a period of 0.006, what is the velocity of the wave?
a. 1,285 m/s

b. 1,200 m/s
c. 1,800 m/s
d. 1,500 m/s

A5 nc point charge is at the origin and a second 3 nc point charge is on the x-axis at x = 0.8 m. find the magnitude and direction of the electric field on the x-axs at x = 0.2 m. you may express the direction by letting positive field mean the positive x direction

Oxygen and hydrogen gas are at the same temperature t. what is the ratio of kinetic energies of oxygen molecule and hydrogen molecule if oxygen is 16 times heavier than hydrogen.

Avoltaic cell converts chemical energy to