Calculate the relative rate of effusion for the orange to blue spheres. The root-mean-square speed for the orange spheres is 575.0 m/s. The root-mean-square speed for the blue spheres is 392.0 m/s.

Rank the torques on the five doors shown in the figure above from least to greatest. note that the magnitude of all the forces is the same

An electric current in a wire will push or pull on a permanent magnet. which statement best explains how an electric current creates an electromagnetic force on another magnet?

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?