# Harmonic motion: Speed of a mass displaced from equilibrium; potential and kinetic energy of system

Not what you're looking for? Search our solutions OR ask your own Custom question.

A mass of 450 g is attached to a spring with a force constant of 13.2 N/m. The mass is displaced 32 cm from equilibrium and released.

(a) What is the speed of the mass when it is 13 cm from equilibrium?

(b) Calculate the potential and kinetic energy of the system at t = T/6.

https://brainmass.com/physics/equilibrium/harmonic-motion-speed-of-a-mass-displaced-from-equilibrium-potential-and-kinetic-energy-of-system-44192

#### Solution Summary

With full formulas and explanations, the problem is solved.

$2.49