Ever wondered how does a garage door work?
Ever wondered how does a garage door work when you click that little button in your car? It feels like a bit of everyday magic, but it's actually a pretty cool feat of engineering involving tension, pulleys, and balance. Most of us just pull into the driveway, hit the remote, and wait for that heavy slab of steel or wood to move out of the way without giving it a second thought. But when you realize that the average garage door weighs anywhere from 150 to 400 pounds, you start to appreciate the physics behind it. It's not just about a motor pulling a weight; it's about a finely tuned system where everything has to work in perfect harmony. ...