Anthony walks to the pizza place for lunch. He walks 1km east, and then 1 km east again. What distance did he cover? What was his displacement?​

The two required components for a generator

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.

State the following: boyle's law and charle's law