Recent content by oferar

Thanks, yes, the shape of the curve will be modified all the time. Seems that if the weight of the cable is not taken into account, I’ll move through an elliptic path, and the cable will form a triangle.

Hello. I want to build a small zip line. Basically it is a steel cable anchored in two points with a different height in each anchor. Then you travel along the cable from the highest anchor to the lowest with the help of a pulley to reduce friction. I found that the cable form a Catenary curve...

Hello, I recently read about neutrinos having mass > 0. (http://news.bbc.co.uk/1/hi/sci/tech/4862112.stm) , but also they travel at the speed of light. How can it be possible? If they have mass, their mass should increase with the velocity, and at the speed of light according to special...