## College Physics (7th Edition)

The frequency of the vibration of mass-spring system is $f=\frac{1}{2\times pi}\sqrt \frac{k}{m}$ k being the spring constant and m the mass. The frequency is inversely proportional to mass. So to increase the frequency of vibration, the mass has to be decreased.
The frequency of the vibration of mass-spring system is $f=\frac{1}{2\times pi}\sqrt \frac{k}{m}$ k being the spring constant and m the mass. The frequency is inversely proportional to mass. So to increase the frequency of vibration, the mass has to be decreased.