the most common are twisted pair, coaxial, Ethernet cross over, and fiber optic.
The length of the inclined plane divided by the vertical rise, or you can call it run to rise ratio. The mechanical advantage would increase as the slope of the incline decreases, but problem is that the load will have to go a longer distance. The mechanical advantage would be slope of the incline. I also got confused on a question like this and did some research. Hope this helps!
e. uhmmm
19+21=30
like....
easy.
What grade class is this? I wanna do it cause it easy AFef
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