Here we consider a harmonically-excited (point load on the top floor) four-DOF building model using modal uncoupling. From this procedure we are able to see that the response of the building is ...

In the event of a breakdown, any number of issues may be the culprit, but there’s one in particular that’s particularly challenging to diagnose: resonance. Resonance can be a problem in any machine, ...

Sound is the transfer of energy in the form of waves through a substance, or medium, such as air, water, or a flexible solid. You can picture sound waves as a series of nudges that cause particles in ...