Lever FAQs:


Q: Is lever a rigid body capable of rotating on a point on itself?

A: Yes.

Q: Is lever operated by applying an input force FA at a point A located by the coordinate vector rA on the bar?

A: Yes.

Q: Is lever divided into three types?

A: Yes.

Q: Is lever a movable bar that pivots on a fulcrum attached to a fixed point?

A: Yes.

Q: Are levers classified by the relative positions of the fulcrum, effort and resistance?

A: Yes, It is common to call the input force the effort and the output force the load or the resistance.

Q: Is lever modeled as a rigid bar connected to a ground frame by a hinged joint called a fulcrum?

A: Yes.

Q: Is lever an application of the principle of virtual work?

A: Yes.

Q: Is lever a beam connected to ground by a hinge?

A: Yes, or pivot, called a fulcrum.