A pitched ball is hit by a batter at a 57° angle and just clears the outfield fence, 102 m away. Assume that the fence is at the same height as the pitch and neglect air resistance. What's the velocity of the ball when it left the bat?

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates