Question

1) How are the orders of lever determined?
2) What is meant by vibration?​

Answer 1

Answer:

1. The orders of the lever are determined depending on the position of the effort, the fulcrum, and the load. ... Lever of When the fulcrum and effort are situated at the two opposite ends of the lever and a load is placed in between them, we call it a lever of second order.

2.Vibration, periodic back-and-forth motion of the particles of an elastic body or medium, commonly resulting when almost any physical system is displaced from its equilibrium condition and allowed to respond to the forces that tend to restore equilibrium.second-order