What is the cause of charge motion during capacitor charging?

Awheelhas a radius of 4.8 m. howfar (path length) does a point on the circumference travel if thewheel is rotated through angles of 30°, 30 rad, and 30 rev, respectively?

When you turn on a battery-operated device, an electrical circuit is

Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost