Engranajes y poleas – Rompecabezas

The video provides a brief introduction to the concept of a pulley, a simple machine used in mechanics.

What is the function of a pulley?

• To lift heavy objects

• To change the direction of force

• To reduce friction

• To store energy

Can you explain how a pulley system works?

• It uses a wheel and rope

• It requires electrical power

• It is only used in construction

• It can be used in various applications

What are some real-life applications of pulleys?

• Elevators

• Crane systems

• Theater curtains

• All of the above

Describe the advantages of using a pulley system.

• Increases efficiency

• Requires less force

• Can be complex to set up

• Is only useful for heavy loads

What materials are commonly used to make pulleys?

• Wood

• Metal

• Plastic

• All of the above