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4.Give at least three examples from everyday life where an inclined plane is used to reduce the effort force needed to accomplish a task.

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1. A wheelchair ramp. Instead of using lifting force on the wheelchair, You use push or pull force on it.

2. A slide. Instead of throwing down an item, It uses gravitational potential energy make an object "move" down the slide.

3.A screw. It's reducing the force by twisting the screw out of something instead of pulling it out. (Sorry about my bad grammar).

The moving vans, ramps, and roofs are examples of an inclined plane. An inclined plane is a simple machine, that has a sliding ramp.

What is an inclined plane?

An inclined plane is a simple machine, that has a sliding ramp used to raise massive objects.

A few examples are-

  • A ramp behind the moving van is used to raise the loads.
  • The ramps in hospitals are used to take the patients up without much force.
  • Slanting roofs are used to reduce the load of ice, rain, and dust in the roofs.

Therefore, the moving vans, ramps, and roofs are examples of an inclined plane.

Learn more about inclined planes:

https://brainly.com/question/14490987

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