Guitar produces sound waves when a string is plucked and it vibrates. The measure of the number of the string's vibrations in 1 second is called A. speed
B. frequency
C. amplitude
D. wavelength

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

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

How to calculate voltage drop in a series circuit