3.75
3. a heavy mass is swung in a horizontal circle at a constant speed. if the radius of the
circle is tripled, what happens to the centripetal force experienced by the mass? (hint-
look at formula)

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