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What is an ideal machine? What are the four functions of a simple machine? class 6​

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Answer:

What is an ideal machine

The term ideal machine refers to a hypothetical mechanical SYSTEM in which energy and power are not lost or dissipated through FRICTION, deformation, wear, or other inefficiencies. ... In this case, the mechanical efficiency is 100%.

What are the four functions of a SIMPLE machine?

  • to act as a force multiplier.
  • to multiply speed.
  • to change the DIRECTION of the effort applied for greater ease and comfort.
  • to SHIFT the point of application to a convenient place.

Explanation:

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