So How Does The Horizontal Spinning Blade On A Helicopter Propel It Forward?

Just because it’s the weekend doesn’t mean you have to switch your brain off completely. Smarter Every Day continues its video series on the physics behind helicopters with a look at how choppers use something called a swashplate to vary the pitch of its rotor blades to climb higher and fly in any direction.

It’s also another opportunity to see ace RC pilot Carl Groover show off his skills as he provides real world demonstrations of the science being explained. [YouTube]


The Cheapest NBN 50 Plans

It’s the most popular NBN speed in Australia for a reason. Here are the cheapest plans available.

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