In this article all the effective parameters in response of nonlinear passive viscous systems are investigated. Here. the term response is referred to the maximum inter-story drift and maximum absolute acceleration of the stories. Inter-story drift is known as the structural failure index and maximum absolute acceleration is known as the nonstructural and acceleration sensitive equipm... https://www.ealisboa.com/top-offer-Birkenstock-Arizona-Eva-Beetroot-Purple-best-save/