Determine the force of gravitational attraction between the earth (m = 5.97 x 10 24kg) and a 70 kg physics student if the student is in an airplane 40,000 feet above the earth’s surface. The earth’s radius is 6.38 x 10 6m.

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