Respuesta :

Answer:

The principle of simple machine states that "if there is no friction in a simple machine, work output and work input are found equal in that machine.

Explanation:

Answer:

Usually, the term refers to the six classical simple machines which were defined by Renaissance scientists:

  • Lever
  • Wheel and axle
  • Pulley
  • Inclined plane
  • Wedge
  • screw

Also, a simple machine uses a single applied force to do work against a single load force.

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